Home / 199,398,601.80-299,069,909.10-63,097,763.40

Finding the Fourth Proportional to 199,398,601.80, 299,069,909.10 and 63,097,763.40

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Solution

The fourth proportional to 199,398,601.80, 299,069,909.10 and 63,097,763.40 is: 94,637,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,398,601.80 : 299,069,909.10 = 63,097,763.40 : x
  2. Step 2: Convert to fraction form
    199,398,601.80/299,069,909.10 = 63,097,763.40/x
  3. Step 3: Cross multiply
    199,398,601.80x = 299,069,909.10 × 63,097,763.40
  4. Step 4: Simplify right side
    199,398,601.80x = 18,870,642,364,451,308
  5. Step 5: Solve for x
    x = 18,870,642,364,451,308/199,398,601.80
  6. Step 6: Final answer
    x = 94,637,786.80

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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.