Home / 1,077,657,538.70-1,616,486,308.05-974,345,408.30

Finding the Fourth Proportional to 1,077,657,538.70, 1,616,486,308.05 and 974,345,408.30

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Solution

The fourth proportional to 1,077,657,538.70, 1,616,486,308.05 and 974,345,408.30 is: 1,461,518,112.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,657,538.70 : 1,616,486,308.05 = 974,345,408.30 : x
  2. Step 2: Convert to fraction form
    1,077,657,538.70/1,616,486,308.05 = 974,345,408.30/x
  3. Step 3: Cross multiply
    1,077,657,538.70x = 1,616,486,308.05 × 974,345,408.30
  4. Step 4: Simplify right side
    1,077,657,538.70x = 1,575,016,011,828,336,640
  5. Step 5: Solve for x
    x = 1,575,016,011,828,336,640/1,077,657,538.70
  6. Step 6: Final answer
    x = 1,461,518,112.45

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Double scale
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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.