Home / 14,584,406,050.41-20,126,217,995.81-8,240,637,680.79

Finding the Fourth Proportional to 14,584,406,050.41, 20,126,217,995.81 and 8,240,637,680.79

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Solution

The fourth proportional to 14,584,406,050.41, 20,126,217,995.81 and 8,240,637,680.79 is: 11,371,931,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,584,406,050.41 : 20,126,217,995.81 = 8,240,637,680.79 : x
  2. Step 2: Convert to fraction form
    14,584,406,050.41/20,126,217,995.81 = 8,240,637,680.79/x
  3. Step 3: Cross multiply
    14,584,406,050.41x = 20,126,217,995.81 × 8,240,637,680.79
  4. Step 4: Simplify right side
    14,584,406,050.41x = 165,852,870,388,065,697,792
  5. Step 5: Solve for x
    x = 165,852,870,388,065,697,792/14,584,406,050.41
  6. Step 6: Final answer
    x = 11,371,931,761.55

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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.