Home / 93,771,864.80-129,363,953.60-56,581,402.20

Finding the Fourth Proportional to 93,771,864.80, 129,363,953.60 and 56,581,402.20

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Solution

The fourth proportional to 93,771,864.80, 129,363,953.60 and 56,581,402.20 is: 78,057,463.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,771,864.80 : 129,363,953.60 = 56,581,402.20 : x
  2. Step 2: Convert to fraction form
    93,771,864.80/129,363,953.60 = 56,581,402.20/x
  3. Step 3: Cross multiply
    93,771,864.80x = 129,363,953.60 × 56,581,402.20
  4. Step 4: Simplify right side
    93,771,864.80x = 7,319,593,888,823,738
  5. Step 5: Solve for x
    x = 7,319,593,888,823,738/93,771,864.80
  6. Step 6: Final answer
    x = 78,057,463.23

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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.