Home / 93,016,526.95-128,375,030.30-53,339,584.76

Finding the Fourth Proportional to 93,016,526.95, 128,375,030.30 and 53,339,584.76

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Solution

The fourth proportional to 93,016,526.95, 128,375,030.30 and 53,339,584.76 is: 73,615,636.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,016,526.95 : 128,375,030.30 = 53,339,584.76 : x
  2. Step 2: Convert to fraction form
    93,016,526.95/128,375,030.30 = 53,339,584.76/x
  3. Step 3: Cross multiply
    93,016,526.95x = 128,375,030.30 × 53,339,584.76
  4. Step 4: Simplify right side
    93,016,526.95x = 6,847,470,809,754,418
  5. Step 5: Solve for x
    x = 6,847,470,809,754,418/93,016,526.95
  6. Step 6: Final answer
    x = 73,615,636.21

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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.