Home / 644,182,417.02-966,201,264.18-177,910,127.76

Finding the Fourth Proportional to 644,182,417.02, 966,201,264.18 and 177,910,127.76

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Solution

The fourth proportional to 644,182,417.02, 966,201,264.18 and 177,910,127.76 is: 266,845,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,182,417.02 : 966,201,264.18 = 177,910,127.76 : x
  2. Step 2: Convert to fraction form
    644,182,417.02/966,201,264.18 = 177,910,127.76/x
  3. Step 3: Cross multiply
    644,182,417.02x = 966,201,264.18 × 177,910,127.76
  4. Step 4: Simplify right side
    644,182,417.02x = 171,896,990,352,137,280
  5. Step 5: Solve for x
    x = 171,896,990,352,137,280/644,182,417.02
  6. Step 6: Final answer
    x = 266,845,206.90

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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.