Home / 930,432,758.23-1,283,997,473.19-507,046,538.24

Finding the Fourth Proportional to 930,432,758.23, 1,283,997,473.19 and 507,046,538.24

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Solution

The fourth proportional to 930,432,758.23, 1,283,997,473.19 and 507,046,538.24 is: 699,724,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,432,758.23 : 1,283,997,473.19 = 507,046,538.24 : x
  2. Step 2: Convert to fraction form
    930,432,758.23/1,283,997,473.19 = 507,046,538.24/x
  3. Step 3: Cross multiply
    930,432,758.23x = 1,283,997,473.19 × 507,046,538.24
  4. Step 4: Simplify right side
    930,432,758.23x = 651,046,473,895,482,112
  5. Step 5: Solve for x
    x = 651,046,473,895,482,112/930,432,758.23
  6. Step 6: Final answer
    x = 699,724,368.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.