Home / 103,032,117.45-154,548,176.18-102,314,672.10

Finding the Fourth Proportional to 103,032,117.45, 154,548,176.18 and 102,314,672.10

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Solution

The fourth proportional to 103,032,117.45, 154,548,176.18 and 102,314,672.10 is: 153,472,008.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,032,117.45 : 154,548,176.18 = 102,314,672.10 : x
  2. Step 2: Convert to fraction form
    103,032,117.45/154,548,176.18 = 102,314,672.10/x
  3. Step 3: Cross multiply
    103,032,117.45x = 154,548,176.18 × 102,314,672.10
  4. Step 4: Simplify right side
    103,032,117.45x = 15,812,545,968,998,158
  5. Step 5: Solve for x
    x = 15,812,545,968,998,158/103,032,117.45
  6. Step 6: Final answer
    x = 153,472,008.15

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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.