Home / 30,299,691,133.80-45,449,536,700.70-9,336,256,871.40

Finding the Fourth Proportional to 30,299,691,133.80, 45,449,536,700.70 and 9,336,256,871.40

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Solution

The fourth proportional to 30,299,691,133.80, 45,449,536,700.70 and 9,336,256,871.40 is: 14,004,385,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,299,691,133.80 : 45,449,536,700.70 = 9,336,256,871.40 : x
  2. Step 2: Convert to fraction form
    30,299,691,133.80/45,449,536,700.70 = 9,336,256,871.40/x
  3. Step 3: Cross multiply
    30,299,691,133.80x = 45,449,536,700.70 × 9,336,256,871.40
  4. Step 4: Simplify right side
    30,299,691,133.80x = 424,328,549,323,856,805,888
  5. Step 5: Solve for x
    x = 424,328,549,323,856,805,888/30,299,691,133.80
  6. Step 6: Final answer
    x = 14,004,385,307.10

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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.