Home / 132,860,478.40-199,290,717.60-64,836,030.40

Finding the Fourth Proportional to 132,860,478.40, 199,290,717.60 and 64,836,030.40

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Solution

The fourth proportional to 132,860,478.40, 199,290,717.60 and 64,836,030.40 is: 97,254,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,860,478.40 : 199,290,717.60 = 64,836,030.40 : x
  2. Step 2: Convert to fraction form
    132,860,478.40/199,290,717.60 = 64,836,030.40/x
  3. Step 3: Cross multiply
    132,860,478.40x = 199,290,717.60 × 64,836,030.40
  4. Step 4: Simplify right side
    132,860,478.40x = 12,921,219,024,751,414
  5. Step 5: Solve for x
    x = 12,921,219,024,751,414/132,860,478.40
  6. Step 6: Final answer
    x = 97,254,045.60

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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.