Home / 1,417,221,605.40-2,125,832,408.10-382,187,113.80

Finding the Fourth Proportional to 1,417,221,605.40, 2,125,832,408.10 and 382,187,113.80

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Solution

The fourth proportional to 1,417,221,605.40, 2,125,832,408.10 and 382,187,113.80 is: 573,280,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,221,605.40 : 2,125,832,408.10 = 382,187,113.80 : x
  2. Step 2: Convert to fraction form
    1,417,221,605.40/2,125,832,408.10 = 382,187,113.80/x
  3. Step 3: Cross multiply
    1,417,221,605.40x = 2,125,832,408.10 × 382,187,113.80
  4. Step 4: Simplify right side
    1,417,221,605.40x = 812,465,752,474,242,688
  5. Step 5: Solve for x
    x = 812,465,752,474,242,688/1,417,221,605.40
  6. Step 6: Final answer
    x = 573,280,670.70

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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.