Home / 12,755,079,053.40-19,132,618,580.10-5,000,291,981.40

Finding the Fourth Proportional to 12,755,079,053.40, 19,132,618,580.10 and 5,000,291,981.40

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Solution

The fourth proportional to 12,755,079,053.40, 19,132,618,580.10 and 5,000,291,981.40 is: 7,500,437,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755,079,053.40 : 19,132,618,580.10 = 5,000,291,981.40 : x
  2. Step 2: Convert to fraction form
    12,755,079,053.40/19,132,618,580.10 = 5,000,291,981.40/x
  3. Step 3: Cross multiply
    12,755,079,053.40x = 19,132,618,580.10 × 5,000,291,981.40
  4. Step 4: Simplify right side
    12,755,079,053.40x = 95,668,679,269,258,674,176
  5. Step 5: Solve for x
    x = 95,668,679,269,258,674,176/12,755,079,053.40
  6. Step 6: Final answer
    x = 7,500,437,972.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.