Home / 103,594,924.62-143,003,568.15-70,663,875.66

Finding the Fourth Proportional to 103,594,924.62, 143,003,568.15 and 70,663,875.66

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Solution

The fourth proportional to 103,594,924.62, 143,003,568.15 and 70,663,875.66 is: 97,545,187.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,594,924.62 : 143,003,568.15 = 70,663,875.66 : x
  2. Step 2: Convert to fraction form
    103,594,924.62/143,003,568.15 = 70,663,875.66/x
  3. Step 3: Cross multiply
    103,594,924.62x = 143,003,568.15 × 70,663,875.66
  4. Step 4: Simplify right side
    103,594,924.62x = 10,105,186,358,687,936
  5. Step 5: Solve for x
    x = 10,105,186,358,687,936/103,594,924.62
  6. Step 6: Final answer
    x = 97,545,187.62

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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.