Home / 10,376,553,726.20-15,564,830,589.30-9,868,637,847.80

Finding the Fourth Proportional to 10,376,553,726.20, 15,564,830,589.30 and 9,868,637,847.80

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Solution

The fourth proportional to 10,376,553,726.20, 15,564,830,589.30 and 9,868,637,847.80 is: 14,802,956,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376,553,726.20 : 15,564,830,589.30 = 9,868,637,847.80 : x
  2. Step 2: Convert to fraction form
    10,376,553,726.20/15,564,830,589.30 = 9,868,637,847.80/x
  3. Step 3: Cross multiply
    10,376,553,726.20x = 15,564,830,589.30 × 9,868,637,847.80
  4. Step 4: Simplify right side
    10,376,553,726.20x = 153,603,676,248,161,124,352
  5. Step 5: Solve for x
    x = 153,603,676,248,161,124,352/10,376,553,726.20
  6. Step 6: Final answer
    x = 14,802,956,771.70

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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.