Home / 106,573,100.74-147,074,445.22-65,312,024.74

Finding the Fourth Proportional to 106,573,100.74, 147,074,445.22 and 65,312,024.74

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Solution

The fourth proportional to 106,573,100.74, 147,074,445.22 and 65,312,024.74 is: 90,132,779.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,573,100.74 : 147,074,445.22 = 65,312,024.74 : x
  2. Step 2: Convert to fraction form
    106,573,100.74/147,074,445.22 = 65,312,024.74/x
  3. Step 3: Cross multiply
    106,573,100.74x = 147,074,445.22 × 65,312,024.74
  4. Step 4: Simplify right side
    106,573,100.74x = 9,605,729,803,931,762
  5. Step 5: Solve for x
    x = 9,605,729,803,931,762/106,573,100.74
  6. Step 6: Final answer
    x = 90,132,779.64

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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.