Home / 112,758,490,518.96-155,610,808,223.64-64,595,842,103.76

Finding the Fourth Proportional to 112,758,490,518.96, 155,610,808,223.64 and 64,595,842,103.76

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Solution

The fourth proportional to 112,758,490,518.96, 155,610,808,223.64 and 64,595,842,103.76 is: 89,144,605,886.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,758,490,518.96 : 155,610,808,223.64 = 64,595,842,103.76 : x
  2. Step 2: Convert to fraction form
    112,758,490,518.96/155,610,808,223.64 = 64,595,842,103.76/x
  3. Step 3: Cross multiply
    112,758,490,518.96x = 155,610,808,223.64 × 64,595,842,103.76
  4. Step 4: Simplify right side
    112,758,490,518.96x = 10,051,811,197,652,729,593,856
  5. Step 5: Solve for x
    x = 10,051,811,197,652,729,593,856/112,758,490,518.96
  6. Step 6: Final answer
    x = 89,144,605,886.35

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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.