Home / 93,350,707.80-139,914,087.30-47,889,101.40

Finding the Fourth Proportional to 93,350,707.80, 139,914,087.30 and 47,889,101.40

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Solution

The fourth proportional to 93,350,707.80, 139,914,087.30 and 47,889,101.40 is: 71,776,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,350,707.80 : 139,914,087.30 = 47,889,101.40 : x
  2. Step 2: Convert to fraction form
    93,350,707.80/139,914,087.30 = 47,889,101.40/x
  3. Step 3: Cross multiply
    93,350,707.80x = 139,914,087.30 × 47,889,101.40
  4. Step 4: Simplify right side
    93,350,707.80x = 6,700,359,913,998,153
  5. Step 5: Solve for x
    x = 6,700,359,913,998,153/93,350,707.80
  6. Step 6: Final answer
    x = 71,776,209.01

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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.