Home / 999,377,460,167.30-1,379,140,895,030.90-571,665,240,311.30

Finding the Fourth Proportional to 999,377,460,167.30, 1,379,140,895,030.90 and 571,665,240,311.30

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Solution

The fourth proportional to 999,377,460,167.30, 1,379,140,895,030.90 and 571,665,240,311.30 is: 788,898,031,629.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,377,460,167.30 : 1,379,140,895,030.90 = 571,665,240,311.30 : x
  2. Step 2: Convert to fraction form
    999,377,460,167.30/1,379,140,895,030.90 = 571,665,240,311.30/x
  3. Step 3: Cross multiply
    999,377,460,167.30x = 1,379,140,895,030.90 × 571,665,240,311.30
  4. Step 4: Simplify right side
    999,377,460,167.30x = 788,406,911,180,980,870,971,392
  5. Step 5: Solve for x
    x = 788,406,911,180,980,870,971,392/999,377,460,167.30
  6. Step 6: Final answer
    x = 788,898,031,629.61

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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.