Home / 99,204,001.80-148,806,002.70-45,351,313.80

Finding the Fourth Proportional to 99,204,001.80, 148,806,002.70 and 45,351,313.80

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Solution

The fourth proportional to 99,204,001.80, 148,806,002.70 and 45,351,313.80 is: 68,026,970.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,204,001.80 : 148,806,002.70 = 45,351,313.80 : x
  2. Step 2: Convert to fraction form
    99,204,001.80/148,806,002.70 = 45,351,313.80/x
  3. Step 3: Cross multiply
    99,204,001.80x = 148,806,002.70 × 45,351,313.80
  4. Step 4: Simplify right side
    99,204,001.80x = 6,748,547,723,771,346
  5. Step 5: Solve for x
    x = 6,748,547,723,771,346/99,204,001.80
  6. Step 6: Final answer
    x = 68,026,970.70

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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.