Home / 64,528,130.40-89,055,095.28-48,202,262.88

Finding the Fourth Proportional to 64,528,130.40, 89,055,095.28 and 48,202,262.88

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Solution

The fourth proportional to 64,528,130.40, 89,055,095.28 and 48,202,262.88 is: 66,523,810.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,528,130.40 : 89,055,095.28 = 48,202,262.88 : x
  2. Step 2: Convert to fraction form
    64,528,130.40/89,055,095.28 = 48,202,262.88/x
  3. Step 3: Cross multiply
    64,528,130.40x = 89,055,095.28 × 48,202,262.88
  4. Step 4: Simplify right side
    64,528,130.40x = 4,292,657,113,490,007.50
  5. Step 5: Solve for x
    x = 4,292,657,113,490,007.50/64,528,130.40
  6. Step 6: Final answer
    x = 66,523,810.42

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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.