Home / 747,825,918-1,031,980,754.52-417,803,535.60

Finding the Fourth Proportional to 747,825,918, 1,031,980,754.52 and 417,803,535.60

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Solution

The fourth proportional to 747,825,918, 1,031,980,754.52 and 417,803,535.60 is: 576,558,257.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,825,918 : 1,031,980,754.52 = 417,803,535.60 : x
  2. Step 2: Convert to fraction form
    747,825,918/1,031,980,754.52 = 417,803,535.60/x
  3. Step 3: Cross multiply
    747,825,918x = 1,031,980,754.52 × 417,803,535.60
  4. Step 4: Simplify right side
    747,825,918x = 431,165,207,909,611,712
  5. Step 5: Solve for x
    x = 431,165,207,909,611,712/747,825,918
  6. Step 6: Final answer
    x = 576,558,257.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.