Home / 149,436,411.60-224,154,617.40-72,908,907.60

Finding the Fourth Proportional to 149,436,411.60, 224,154,617.40 and 72,908,907.60

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Solution

The fourth proportional to 149,436,411.60, 224,154,617.40 and 72,908,907.60 is: 109,363,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,436,411.60 : 224,154,617.40 = 72,908,907.60 : x
  2. Step 2: Convert to fraction form
    149,436,411.60/224,154,617.40 = 72,908,907.60/x
  3. Step 3: Cross multiply
    149,436,411.60x = 224,154,617.40 × 72,908,907.60
  4. Step 4: Simplify right side
    149,436,411.60x = 16,342,868,288,129,952
  5. Step 5: Solve for x
    x = 16,342,868,288,129,952/149,436,411.60
  6. Step 6: Final answer
    x = 109,363,361.40

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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.