Home / 31,912,717,785.10-47,869,076,677.65-19,341,799,794.70

Finding the Fourth Proportional to 31,912,717,785.10, 47,869,076,677.65 and 19,341,799,794.70

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Solution

The fourth proportional to 31,912,717,785.10, 47,869,076,677.65 and 19,341,799,794.70 is: 29,012,699,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912,717,785.10 : 47,869,076,677.65 = 19,341,799,794.70 : x
  2. Step 2: Convert to fraction form
    31,912,717,785.10/47,869,076,677.65 = 19,341,799,794.70/x
  3. Step 3: Cross multiply
    31,912,717,785.10x = 47,869,076,677.65 × 19,341,799,794.70
  4. Step 4: Simplify right side
    31,912,717,785.10x = 925,874,097,456,249,438,208
  5. Step 5: Solve for x
    x = 925,874,097,456,249,438,208/31,912,717,785.10
  6. Step 6: Final answer
    x = 29,012,699,692.05

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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.