Home / 292,626,434,891.80-438,939,652,337.70-106,487,358,693.40

Finding the Fourth Proportional to 292,626,434,891.80, 438,939,652,337.70 and 106,487,358,693.40

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Solution

The fourth proportional to 292,626,434,891.80, 438,939,652,337.70 and 106,487,358,693.40 is: 159,731,038,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,626,434,891.80 : 438,939,652,337.70 = 106,487,358,693.40 : x
  2. Step 2: Convert to fraction form
    292,626,434,891.80/438,939,652,337.70 = 106,487,358,693.40/x
  3. Step 3: Cross multiply
    292,626,434,891.80x = 438,939,652,337.70 × 106,487,358,693.40
  4. Step 4: Simplify right side
    292,626,434,891.80x = 46,741,524,203,240,947,712,000
  5. Step 5: Solve for x
    x = 46,741,524,203,240,947,712,000/292,626,434,891.80
  6. Step 6: Final answer
    x = 159,731,038,040.10

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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.