Home / 136,286,853.40-204,430,280.10-63,479,436.40

Finding the Fourth Proportional to 136,286,853.40, 204,430,280.10 and 63,479,436.40

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Solution

The fourth proportional to 136,286,853.40, 204,430,280.10 and 63,479,436.40 is: 95,219,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,286,853.40 : 204,430,280.10 = 63,479,436.40 : x
  2. Step 2: Convert to fraction form
    136,286,853.40/204,430,280.10 = 63,479,436.40/x
  3. Step 3: Cross multiply
    136,286,853.40x = 204,430,280.10 × 63,479,436.40
  4. Step 4: Simplify right side
    136,286,853.40x = 12,977,118,963,842,134
  5. Step 5: Solve for x
    x = 12,977,118,963,842,134/136,286,853.40
  6. Step 6: Final answer
    x = 95,219,154.60

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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.