Home / 90,853,114,405.60-136,157,853,032.16-70,708,863,223.36

Finding the Fourth Proportional to 90,853,114,405.60, 136,157,853,032.16 and 70,708,863,223.36

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Solution

The fourth proportional to 90,853,114,405.60, 136,157,853,032.16 and 70,708,863,223.36 is: 105,968,486,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,853,114,405.60 : 136,157,853,032.16 = 70,708,863,223.36 : x
  2. Step 2: Convert to fraction form
    90,853,114,405.60/136,157,853,032.16 = 70,708,863,223.36/x
  3. Step 3: Cross multiply
    90,853,114,405.60x = 136,157,853,032.16 × 70,708,863,223.36
  4. Step 4: Simplify right side
    90,853,114,405.60x = 9,627,567,006,837,354,004,480
  5. Step 5: Solve for x
    x = 9,627,567,006,837,354,004,480/90,853,114,405.60
  6. Step 6: Final answer
    x = 105,968,486,273.97

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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.