Home / 712,920,529.07-1,069,161,924.32-493,005,074.26

Finding the Fourth Proportional to 712,920,529.07, 1,069,161,924.32 and 493,005,074.26

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Solution

The fourth proportional to 712,920,529.07, 1,069,161,924.32 and 493,005,074.26 is: 739,356,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,920,529.07 : 1,069,161,924.32 = 493,005,074.26 : x
  2. Step 2: Convert to fraction form
    712,920,529.07/1,069,161,924.32 = 493,005,074.26/x
  3. Step 3: Cross multiply
    712,920,529.07x = 1,069,161,924.32 × 493,005,074.26
  4. Step 4: Simplify right side
    712,920,529.07x = 527,102,253,895,346,112
  5. Step 5: Solve for x
    x = 527,102,253,895,346,112/712,920,529.07
  6. Step 6: Final answer
    x = 739,356,256.98

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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.