Home / 124,637,672-171,996,818.64-69,633,941.60

Finding the Fourth Proportional to 124,637,672, 171,996,818.64 and 69,633,941.60

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Solution

The fourth proportional to 124,637,672, 171,996,818.64 and 69,633,941.60 is: 96,093,069.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,637,672 : 171,996,818.64 = 69,633,941.60 : x
  2. Step 2: Convert to fraction form
    124,637,672/171,996,818.64 = 69,633,941.60/x
  3. Step 3: Cross multiply
    124,637,672x = 171,996,818.64 × 69,633,941.60
  4. Step 4: Simplify right side
    124,637,672x = 11,976,816,424,563,550
  5. Step 5: Solve for x
    x = 11,976,816,424,563,550/124,637,672
  6. Step 6: Final answer
    x = 96,093,069.07

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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.