Home / 1,377,671,130.45-2,066,506,695.68-503,982,126.45

Finding the Fourth Proportional to 1,377,671,130.45, 2,066,506,695.68 and 503,982,126.45

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Solution

The fourth proportional to 1,377,671,130.45, 2,066,506,695.68 and 503,982,126.45 is: 755,973,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,671,130.45 : 2,066,506,695.68 = 503,982,126.45 : x
  2. Step 2: Convert to fraction form
    1,377,671,130.45/2,066,506,695.68 = 503,982,126.45/x
  3. Step 3: Cross multiply
    1,377,671,130.45x = 2,066,506,695.68 × 503,982,126.45
  4. Step 4: Simplify right side
    1,377,671,130.45x = 1,041,482,438,809,449,472
  5. Step 5: Solve for x
    x = 1,041,482,438,809,449,472/1,377,671,130.45
  6. Step 6: Final answer
    x = 755,973,189.68

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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.