Home / 74,803,515.40-112,205,273.10-64,725,819.40

Finding the Fourth Proportional to 74,803,515.40, 112,205,273.10 and 64,725,819.40

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Solution

The fourth proportional to 74,803,515.40, 112,205,273.10 and 64,725,819.40 is: 97,088,729.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,803,515.40 : 112,205,273.10 = 64,725,819.40 : x
  2. Step 2: Convert to fraction form
    74,803,515.40/112,205,273.10 = 64,725,819.40/x
  3. Step 3: Cross multiply
    74,803,515.40x = 112,205,273.10 × 64,725,819.40
  4. Step 4: Simplify right side
    74,803,515.40x = 7,262,578,242,398,278
  5. Step 5: Solve for x
    x = 7,262,578,242,398,278/74,803,515.40
  6. Step 6: Final answer
    x = 97,088,729.10

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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.