Home / 110,031,851.70-165,047,777.55-77,746,810.95

Finding the Fourth Proportional to 110,031,851.70, 165,047,777.55 and 77,746,810.95

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Solution

The fourth proportional to 110,031,851.70, 165,047,777.55 and 77,746,810.95 is: 116,620,216.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,031,851.70 : 165,047,777.55 = 77,746,810.95 : x
  2. Step 2: Convert to fraction form
    110,031,851.70/165,047,777.55 = 77,746,810.95/x
  3. Step 3: Cross multiply
    110,031,851.70x = 165,047,777.55 × 77,746,810.95
  4. Step 4: Simplify right side
    110,031,851.70x = 12,831,938,358,897,506
  5. Step 5: Solve for x
    x = 12,831,938,358,897,506/110,031,851.70
  6. Step 6: Final answer
    x = 116,620,216.43

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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.