Home / 19,961,521,801.60-29,942,282,702.40-5,241,031,254.40

Finding the Fourth Proportional to 19,961,521,801.60, 29,942,282,702.40 and 5,241,031,254.40

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Solution

The fourth proportional to 19,961,521,801.60, 29,942,282,702.40 and 5,241,031,254.40 is: 7,861,546,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961,521,801.60 : 29,942,282,702.40 = 5,241,031,254.40 : x
  2. Step 2: Convert to fraction form
    19,961,521,801.60/29,942,282,702.40 = 5,241,031,254.40/x
  3. Step 3: Cross multiply
    19,961,521,801.60x = 29,942,282,702.40 × 5,241,031,254.40
  4. Step 4: Simplify right side
    19,961,521,801.60x = 156,928,439,471,358,902,272
  5. Step 5: Solve for x
    x = 156,928,439,471,358,902,272/19,961,521,801.60
  6. Step 6: Final answer
    x = 7,861,546,881.60

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1.5x scale

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.