Home / 70,864,916.82-97,793,586.54-38,269,868.82

Finding the Fourth Proportional to 70,864,916.82, 97,793,586.54 and 38,269,868.82

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Solution

The fourth proportional to 70,864,916.82, 97,793,586.54 and 38,269,868.82 is: 52,812,419.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,864,916.82 : 97,793,586.54 = 38,269,868.82 : x
  2. Step 2: Convert to fraction form
    70,864,916.82/97,793,586.54 = 38,269,868.82/x
  3. Step 3: Cross multiply
    70,864,916.82x = 97,793,586.54 × 38,269,868.82
  4. Step 4: Simplify right side
    70,864,916.82x = 3,742,547,728,323,118
  5. Step 5: Solve for x
    x = 3,742,547,728,323,118/70,864,916.82
  6. Step 6: Final answer
    x = 52,812,419.69

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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.