Home / 83,328,864.83-124,486,479.36-53,943,312.02

Finding the Fourth Proportional to 83,328,864.83, 124,486,479.36 and 53,943,312.02

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Solution

The fourth proportional to 83,328,864.83, 124,486,479.36 and 53,943,312.02 is: 80,586,877.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,328,864.83 : 124,486,479.36 = 53,943,312.02 : x
  2. Step 2: Convert to fraction form
    83,328,864.83/124,486,479.36 = 53,943,312.02/x
  3. Step 3: Cross multiply
    83,328,864.83x = 124,486,479.36 × 53,943,312.02
  4. Step 4: Simplify right side
    83,328,864.83x = 6,715,212,998,118,054
  5. Step 5: Solve for x
    x = 6,715,212,998,118,054/83,328,864.83
  6. Step 6: Final answer
    x = 80,586,877.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.