Home / 745,472,109.80-1,118,208,164.70-527,793,876.20

Finding the Fourth Proportional to 745,472,109.80, 1,118,208,164.70 and 527,793,876.20

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Solution

The fourth proportional to 745,472,109.80, 1,118,208,164.70 and 527,793,876.20 is: 791,690,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,472,109.80 : 1,118,208,164.70 = 527,793,876.20 : x
  2. Step 2: Convert to fraction form
    745,472,109.80/1,118,208,164.70 = 527,793,876.20/x
  3. Step 3: Cross multiply
    745,472,109.80x = 1,118,208,164.70 × 527,793,876.20
  4. Step 4: Simplify right side
    745,472,109.80x = 590,183,421,645,501,056
  5. Step 5: Solve for x
    x = 590,183,421,645,501,056/745,472,109.80
  6. Step 6: Final answer
    x = 791,690,814.30

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Double scale
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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.