Home / 147,510,829.08-203,559,607.95-81,429,908.04

Finding the Fourth Proportional to 147,510,829.08, 203,559,607.95 and 81,429,908.04

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Solution

The fourth proportional to 147,510,829.08, 203,559,607.95 and 81,429,908.04 is: 112,370,327.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,510,829.08 : 203,559,607.95 = 81,429,908.04 : x
  2. Step 2: Convert to fraction form
    147,510,829.08/203,559,607.95 = 81,429,908.04/x
  3. Step 3: Cross multiply
    147,510,829.08x = 203,559,607.95 × 81,429,908.04
  4. Step 4: Simplify right side
    147,510,829.08x = 16,575,840,156,026,954
  5. Step 5: Solve for x
    x = 16,575,840,156,026,954/147,510,829.08
  6. Step 6: Final answer
    x = 112,370,327.38

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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.