Home / 581,807,306.55-802,911,038.71-317,506,323.56

Finding the Fourth Proportional to 581,807,306.55, 802,911,038.71 and 317,506,323.56

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Solution

The fourth proportional to 581,807,306.55, 802,911,038.71 and 317,506,323.56 is: 438,167,979.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,807,306.55 : 802,911,038.71 = 317,506,323.56 : x
  2. Step 2: Convert to fraction form
    581,807,306.55/802,911,038.71 = 317,506,323.56/x
  3. Step 3: Cross multiply
    581,807,306.55x = 802,911,038.71 × 317,506,323.56
  4. Step 4: Simplify right side
    581,807,306.55x = 254,929,332,042,341,536
  5. Step 5: Solve for x
    x = 254,929,332,042,341,536/581,807,306.55
  6. Step 6: Final answer
    x = 438,167,979.62

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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.