Home / 74,367,095.40-111,550,643.10-39,929,718.60

Finding the Fourth Proportional to 74,367,095.40, 111,550,643.10 and 39,929,718.60

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Solution

The fourth proportional to 74,367,095.40, 111,550,643.10 and 39,929,718.60 is: 59,894,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,367,095.40 : 111,550,643.10 = 39,929,718.60 : x
  2. Step 2: Convert to fraction form
    74,367,095.40/111,550,643.10 = 39,929,718.60/x
  3. Step 3: Cross multiply
    74,367,095.40x = 111,550,643.10 × 39,929,718.60
  4. Step 4: Simplify right side
    74,367,095.40x = 4,454,185,788,632,031.50
  5. Step 5: Solve for x
    x = 4,454,185,788,632,031.50/74,367,095.40
  6. Step 6: Final answer
    x = 59,894,577.90

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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.