Home / 585,657,545.82-808,208,947.92-317,733,364.38

Finding the Fourth Proportional to 585,657,545.82, 808,208,947.92 and 317,733,364.38

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Solution

The fourth proportional to 585,657,545.82, 808,208,947.92 and 317,733,364.38 is: 438,472,875.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,657,545.82 : 808,208,947.92 = 317,733,364.38 : x
  2. Step 2: Convert to fraction form
    585,657,545.82/808,208,947.92 = 317,733,364.38/x
  3. Step 3: Cross multiply
    585,657,545.82x = 808,208,947.92 × 317,733,364.38
  4. Step 4: Simplify right side
    585,657,545.82x = 256,794,948,144,641,792
  5. Step 5: Solve for x
    x = 256,794,948,144,641,792/585,657,545.82
  6. Step 6: Final answer
    x = 438,472,875.45

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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.