Home / 999,377,460,218.28-1,379,140,895,101.20-571,665,240,362.18

Finding the Fourth Proportional to 999,377,460,218.28, 1,379,140,895,101.20 and 571,665,240,362.18

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Solution

The fourth proportional to 999,377,460,218.28, 1,379,140,895,101.20 and 571,665,240,362.18 is: 788,898,031,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,377,460,218.28 : 1,379,140,895,101.20 = 571,665,240,362.18 : x
  2. Step 2: Convert to fraction form
    999,377,460,218.28/1,379,140,895,101.20 = 571,665,240,362.18/x
  3. Step 3: Cross multiply
    999,377,460,218.28x = 1,379,140,895,101.20 × 571,665,240,362.18
  4. Step 4: Simplify right side
    999,377,460,218.28x = 788,406,911,291,339,652,988,928
  5. Step 5: Solve for x
    x = 788,406,911,291,339,652,988,928/999,377,460,218.28
  6. Step 6: Final answer
    x = 788,898,031,699.79

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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.