Home / 116,239,975.76-160,411,175.24-64,029,011.40

Finding the Fourth Proportional to 116,239,975.76, 160,411,175.24 and 64,029,011.40

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Solution

The fourth proportional to 116,239,975.76, 160,411,175.24 and 64,029,011.40 is: 88,360,040.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,239,975.76 : 160,411,175.24 = 64,029,011.40 : x
  2. Step 2: Convert to fraction form
    116,239,975.76/160,411,175.24 = 64,029,011.40/x
  3. Step 3: Cross multiply
    116,239,975.76x = 160,411,175.24 × 64,029,011.40
  4. Step 4: Simplify right side
    116,239,975.76x = 10,270,968,968,129,358
  5. Step 5: Solve for x
    x = 10,270,968,968,129,358/116,239,975.76
  6. Step 6: Final answer
    x = 88,360,040.52

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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.