Home / 1,530,031,046.30-2,295,046,569.45-917,811,014.30

Finding the Fourth Proportional to 1,530,031,046.30, 2,295,046,569.45 and 917,811,014.30

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Solution

The fourth proportional to 1,530,031,046.30, 2,295,046,569.45 and 917,811,014.30 is: 1,376,716,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,031,046.30 : 2,295,046,569.45 = 917,811,014.30 : x
  2. Step 2: Convert to fraction form
    1,530,031,046.30/2,295,046,569.45 = 917,811,014.30/x
  3. Step 3: Cross multiply
    1,530,031,046.30x = 2,295,046,569.45 × 917,811,014.30
  4. Step 4: Simplify right side
    1,530,031,046.30x = 2,106,419,019,772,639,488
  5. Step 5: Solve for x
    x = 2,106,419,019,772,639,488/1,530,031,046.30
  6. Step 6: Final answer
    x = 1,376,716,521.45

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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.