Home / 1,001,750,005.71-1,502,855,856.72-346,701,039.73

Finding the Fourth Proportional to 1,001,750,005.71, 1,502,855,856.72 and 346,701,039.73

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Solution

The fourth proportional to 1,001,750,005.71, 1,502,855,856.72 and 346,701,039.73 is: 520,131,455.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,750,005.71 : 1,502,855,856.72 = 346,701,039.73 : x
  2. Step 2: Convert to fraction form
    1,001,750,005.71/1,502,855,856.72 = 346,701,039.73/x
  3. Step 3: Cross multiply
    1,001,750,005.71x = 1,502,855,856.72 × 346,701,039.73
  4. Step 4: Simplify right side
    1,001,750,005.71x = 521,041,688,085,386,816
  5. Step 5: Solve for x
    x = 521,041,688,085,386,816/1,001,750,005.71
  6. Step 6: Final answer
    x = 520,131,455.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.