Home / 1,510,565,722.47-2,069,482,422.29-1,453,950,133.13

Finding the Fourth Proportional to 1,510,565,722.47, 2,069,482,422.29 and 1,453,950,133.13

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Solution

The fourth proportional to 1,510,565,722.47, 2,069,482,422.29 and 1,453,950,133.13 is: 1,991,918,788.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,565,722.47 : 2,069,482,422.29 = 1,453,950,133.13 : x
  2. Step 2: Convert to fraction form
    1,510,565,722.47/2,069,482,422.29 = 1,453,950,133.13/x
  3. Step 3: Cross multiply
    1,510,565,722.47x = 2,069,482,422.29 × 1,453,950,133.13
  4. Step 4: Simplify right side
    1,510,565,722.47x = 3,008,924,243,381,123,584
  5. Step 5: Solve for x
    x = 3,008,924,243,381,123,584/1,510,565,722.47
  6. Step 6: Final answer
    x = 1,991,918,788.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.