Home / 700,050,155.38-966,088,693.65-386,804,549.14

Finding the Fourth Proportional to 700,050,155.38, 966,088,693.65 and 386,804,549.14

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Solution

The fourth proportional to 700,050,155.38, 966,088,693.65 and 386,804,549.14 is: 533,801,040.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,050,155.38 : 966,088,693.65 = 386,804,549.14 : x
  2. Step 2: Convert to fraction form
    700,050,155.38/966,088,693.65 = 386,804,549.14/x
  3. Step 3: Cross multiply
    700,050,155.38x = 966,088,693.65 × 386,804,549.14
  4. Step 4: Simplify right side
    700,050,155.38x = 373,687,501,576,539,776
  5. Step 5: Solve for x
    x = 373,687,501,576,539,776/700,050,155.38
  6. Step 6: Final answer
    x = 533,801,040.83

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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.