Home / 315,712,635,625.90-473,596,793,292.65-89,074,070,941.71

Finding the Fourth Proportional to 315,712,635,625.90, 473,596,793,292.65 and 89,074,070,941.71

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Solution

The fourth proportional to 315,712,635,625.90, 473,596,793,292.65 and 89,074,070,941.71 is: 133,618,961,052.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,712,635,625.90 : 473,596,793,292.65 = 89,074,070,941.71 : x
  2. Step 2: Convert to fraction form
    315,712,635,625.90/473,596,793,292.65 = 89,074,070,941.71/x
  3. Step 3: Cross multiply
    315,712,635,625.90x = 473,596,793,292.65 × 89,074,070,941.71
  4. Step 4: Simplify right side
    315,712,635,625.90x = 42,185,194,363,515,874,312,192
  5. Step 5: Solve for x
    x = 42,185,194,363,515,874,312,192/315,712,635,625.90
  6. Step 6: Final answer
    x = 133,618,961,052.62

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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.