Home / 103,869,001.10-155,803,501.65-99,086,032.10

Finding the Fourth Proportional to 103,869,001.10, 155,803,501.65 and 99,086,032.10

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Solution

The fourth proportional to 103,869,001.10, 155,803,501.65 and 99,086,032.10 is: 148,629,048.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,869,001.10 : 155,803,501.65 = 99,086,032.10 : x
  2. Step 2: Convert to fraction form
    103,869,001.10/155,803,501.65 = 99,086,032.10/x
  3. Step 3: Cross multiply
    103,869,001.10x = 155,803,501.65 × 99,086,032.10
  4. Step 4: Simplify right side
    103,869,001.10x = 15,437,950,765,784,302
  5. Step 5: Solve for x
    x = 15,437,950,765,784,302/103,869,001.10
  6. Step 6: Final answer
    x = 148,629,048.15

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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.