Home / 70,934,159.16-97,889,113.98-38,339,111.16

Finding the Fourth Proportional to 70,934,159.16, 97,889,113.98 and 38,339,111.16

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Solution

The fourth proportional to 70,934,159.16, 97,889,113.98 and 38,339,111.16 is: 52,907,959.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,934,159.16 : 97,889,113.98 = 38,339,111.16 : x
  2. Step 2: Convert to fraction form
    70,934,159.16/97,889,113.98 = 38,339,111.16/x
  3. Step 3: Cross multiply
    70,934,159.16x = 97,889,113.98 × 38,339,111.16
  4. Step 4: Simplify right side
    70,934,159.16x = 3,752,981,622,233,130
  5. Step 5: Solve for x
    x = 3,752,981,622,233,130/70,934,159.16
  6. Step 6: Final answer
    x = 52,907,959.53

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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.