Home / 93,868,683.36-129,544,769.52-52,615,586.40

Finding the Fourth Proportional to 93,868,683.36, 129,544,769.52 and 52,615,586.40

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Solution

The fourth proportional to 93,868,683.36, 129,544,769.52 and 52,615,586.40 is: 72,612,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,868,683.36 : 129,544,769.52 = 52,615,586.40 : x
  2. Step 2: Convert to fraction form
    93,868,683.36/129,544,769.52 = 52,615,586.40/x
  3. Step 3: Cross multiply
    93,868,683.36x = 129,544,769.52 × 52,615,586.40
  4. Step 4: Simplify right side
    93,868,683.36x = 6,816,074,013,347,646
  5. Step 5: Solve for x
    x = 6,816,074,013,347,646/93,868,683.36
  6. Step 6: Final answer
    x = 72,612,864.80

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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.