Home / 2,031,236,531.11-2,803,412,807.76-1,238,742,225.46

Finding the Fourth Proportional to 2,031,236,531.11, 2,803,412,807.76 and 1,238,742,225.46

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Solution

The fourth proportional to 2,031,236,531.11, 2,803,412,807.76 and 1,238,742,225.46 is: 1,709,651,124.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,236,531.11 : 2,803,412,807.76 = 1,238,742,225.46 : x
  2. Step 2: Convert to fraction form
    2,031,236,531.11/2,803,412,807.76 = 1,238,742,225.46/x
  3. Step 3: Cross multiply
    2,031,236,531.11x = 2,803,412,807.76 × 1,238,742,225.46
  4. Step 4: Simplify right side
    2,031,236,531.11x = 3,472,705,820,367,689,728
  5. Step 5: Solve for x
    x = 3,472,705,820,367,689,728/2,031,236,531.11
  6. Step 6: Final answer
    x = 1,709,651,124.91

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1.5x scale

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.