Home / 127,913,802.79-176,521,576.50-69,176,466.69

Finding the Fourth Proportional to 127,913,802.79, 176,521,576.50 and 69,176,466.69

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Solution

The fourth proportional to 127,913,802.79, 176,521,576.50 and 69,176,466.69 is: 95,463,809.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,913,802.79 : 176,521,576.50 = 69,176,466.69 : x
  2. Step 2: Convert to fraction form
    127,913,802.79/176,521,576.50 = 69,176,466.69/x
  3. Step 3: Cross multiply
    127,913,802.79x = 176,521,576.50 × 69,176,466.69
  4. Step 4: Simplify right side
    127,913,802.79x = 12,211,138,956,707,456
  5. Step 5: Solve for x
    x = 12,211,138,956,707,456/127,913,802.79
  6. Step 6: Final answer
    x = 95,463,809.93

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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.