Home / 314,928,829.80-472,393,244.70-199,570,703.40

Finding the Fourth Proportional to 314,928,829.80, 472,393,244.70 and 199,570,703.40

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Solution

The fourth proportional to 314,928,829.80, 472,393,244.70 and 199,570,703.40 is: 299,356,055.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,829.80 : 472,393,244.70 = 199,570,703.40 : x
  2. Step 2: Convert to fraction form
    314,928,829.80/472,393,244.70 = 199,570,703.40/x
  3. Step 3: Cross multiply
    314,928,829.80x = 472,393,244.70 × 199,570,703.40
  4. Step 4: Simplify right side
    314,928,829.80x = 94,275,852,126,187,328
  5. Step 5: Solve for x
    x = 94,275,852,126,187,328/314,928,829.80
  6. Step 6: Final answer
    x = 299,356,055.10

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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.