Home / 228,418,950,331.02-315,225,711,047.54-125,539,716,611.29

Finding the Fourth Proportional to 228,418,950,331.02, 315,225,711,047.54 and 125,539,716,611.29

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Solution

The fourth proportional to 228,418,950,331.02, 315,225,711,047.54 and 125,539,716,611.29 is: 173,248,963,696.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,418,950,331.02 : 315,225,711,047.54 = 125,539,716,611.29 : x
  2. Step 2: Convert to fraction form
    228,418,950,331.02/315,225,711,047.54 = 125,539,716,611.29/x
  3. Step 3: Cross multiply
    228,418,950,331.02x = 315,225,711,047.54 × 125,539,716,611.29
  4. Step 4: Simplify right side
    228,418,950,331.02x = 39,573,346,433,500,553,674,752
  5. Step 5: Solve for x
    x = 39,573,346,433,500,553,674,752/228,418,950,331.02
  6. Step 6: Final answer
    x = 173,248,963,696.54

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1.5x scale

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.