Home / 114,912,935.40-172,369,403.10-38,243,713.80

Finding the Fourth Proportional to 114,912,935.40, 172,369,403.10 and 38,243,713.80

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Solution

The fourth proportional to 114,912,935.40, 172,369,403.10 and 38,243,713.80 is: 57,365,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,912,935.40 : 172,369,403.10 = 38,243,713.80 : x
  2. Step 2: Convert to fraction form
    114,912,935.40/172,369,403.10 = 38,243,713.80/x
  3. Step 3: Cross multiply
    114,912,935.40x = 172,369,403.10 × 38,243,713.80
  4. Step 4: Simplify right side
    114,912,935.40x = 6,592,046,120,033,232
  5. Step 5: Solve for x
    x = 6,592,046,120,033,232/114,912,935.40
  6. Step 6: Final answer
    x = 57,365,570.70

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1.5x scale

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.