Home / 103,341,261.40-155,011,892.10-92,818,729.60

Finding the Fourth Proportional to 103,341,261.40, 155,011,892.10 and 92,818,729.60

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Solution

The fourth proportional to 103,341,261.40, 155,011,892.10 and 92,818,729.60 is: 139,228,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,341,261.40 : 155,011,892.10 = 92,818,729.60 : x
  2. Step 2: Convert to fraction form
    103,341,261.40/155,011,892.10 = 92,818,729.60/x
  3. Step 3: Cross multiply
    103,341,261.40x = 155,011,892.10 × 92,818,729.60
  4. Step 4: Simplify right side
    103,341,261.40x = 14,388,006,897,614,274
  5. Step 5: Solve for x
    x = 14,388,006,897,614,274/103,341,261.40
  6. Step 6: Final answer
    x = 139,228,094.40

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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.