Home / 838,583,425.76-1,157,296,904.02-462,239,165.96

Finding the Fourth Proportional to 838,583,425.76, 1,157,296,904.02 and 462,239,165.96

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Solution

The fourth proportional to 838,583,425.76, 1,157,296,904.02 and 462,239,165.96 is: 637,918,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,583,425.76 : 1,157,296,904.02 = 462,239,165.96 : x
  2. Step 2: Convert to fraction form
    838,583,425.76/1,157,296,904.02 = 462,239,165.96/x
  3. Step 3: Cross multiply
    838,583,425.76x = 1,157,296,904.02 × 462,239,165.96
  4. Step 4: Simplify right side
    838,583,425.76x = 534,947,955,678,814,464
  5. Step 5: Solve for x
    x = 534,947,955,678,814,464/838,583,425.76
  6. Step 6: Final answer
    x = 637,918,588.95

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