Home / 838,583,425.94-1,157,296,904.27-462,239,166.14

Finding the Fourth Proportional to 838,583,425.94, 1,157,296,904.27 and 462,239,166.14

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Solution

The fourth proportional to 838,583,425.94, 1,157,296,904.27 and 462,239,166.14 is: 637,918,589.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,583,425.94 : 1,157,296,904.27 = 462,239,166.14 : x
  2. Step 2: Convert to fraction form
    838,583,425.94/1,157,296,904.27 = 462,239,166.14/x
  3. Step 3: Cross multiply
    838,583,425.94x = 1,157,296,904.27 × 462,239,166.14
  4. Step 4: Simplify right side
    838,583,425.94x = 534,947,956,010,217,024
  5. Step 5: Solve for x
    x = 534,947,956,010,217,024/838,583,425.94
  6. Step 6: Final answer
    x = 637,918,589.21

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Find fourth proportional to 838,583,426.94, 1,157,296,905.65 and 462,239,167.14
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1.5x scale

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.