Home / 104,913,603.30-157,370,404.95-66,649,851.30

Finding the Fourth Proportional to 104,913,603.30, 157,370,404.95 and 66,649,851.30

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Solution

The fourth proportional to 104,913,603.30, 157,370,404.95 and 66,649,851.30 is: 99,974,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,913,603.30 : 157,370,404.95 = 66,649,851.30 : x
  2. Step 2: Convert to fraction form
    104,913,603.30/157,370,404.95 = 66,649,851.30/x
  3. Step 3: Cross multiply
    104,913,603.30x = 157,370,404.95 × 66,649,851.30
  4. Step 4: Simplify right side
    104,913,603.30x = 10,488,714,088,938,282
  5. Step 5: Solve for x
    x = 10,488,714,088,938,282/104,913,603.30
  6. Step 6: Final answer
    x = 99,974,776.95

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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.