Home / 126,152,876.37-174,090,642.90-70,397,710.23

Finding the Fourth Proportional to 126,152,876.37, 174,090,642.90 and 70,397,710.23

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Solution

The fourth proportional to 126,152,876.37, 174,090,642.90 and 70,397,710.23 is: 97,148,657.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,152,876.37 : 174,090,642.90 = 70,397,710.23 : x
  2. Step 2: Convert to fraction form
    126,152,876.37/174,090,642.90 = 70,397,710.23/x
  3. Step 3: Cross multiply
    126,152,876.37x = 174,090,642.90 × 70,397,710.23
  4. Step 4: Simplify right side
    126,152,876.37x = 12,255,582,633,017,456
  5. Step 5: Solve for x
    x = 12,255,582,633,017,456/126,152,876.37
  6. Step 6: Final answer
    x = 97,148,657.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.