Home / 1,009,832,558.40-1,514,748,837.60-465,636,974.40

Finding the Fourth Proportional to 1,009,832,558.40, 1,514,748,837.60 and 465,636,974.40

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Solution

The fourth proportional to 1,009,832,558.40, 1,514,748,837.60 and 465,636,974.40 is: 698,455,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,832,558.40 : 1,514,748,837.60 = 465,636,974.40 : x
  2. Step 2: Convert to fraction form
    1,009,832,558.40/1,514,748,837.60 = 465,636,974.40/x
  3. Step 3: Cross multiply
    1,009,832,558.40x = 1,514,748,837.60 × 465,636,974.40
  4. Step 4: Simplify right side
    1,009,832,558.40x = 705,323,065,715,980,928
  5. Step 5: Solve for x
    x = 705,323,065,715,980,928/1,009,832,558.40
  6. Step 6: Final answer
    x = 698,455,461.60

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.