Home / 12,992,830,835.56-17,929,642,549.53-7,353,925,607.50

Finding the Fourth Proportional to 12,992,830,835.56, 17,929,642,549.53 and 7,353,925,607.50

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Solution

The fourth proportional to 12,992,830,835.56, 17,929,642,549.53 and 7,353,925,607.50 is: 10,148,154,712.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,992,830,835.56 : 17,929,642,549.53 = 7,353,925,607.50 : x
  2. Step 2: Convert to fraction form
    12,992,830,835.56/17,929,642,549.53 = 7,353,925,607.50/x
  3. Step 3: Cross multiply
    12,992,830,835.56x = 17,929,642,549.53 × 7,353,925,607.50
  4. Step 4: Simplify right side
    12,992,830,835.56x = 131,853,257,478,310,248,448
  5. Step 5: Solve for x
    x = 131,853,257,478,310,248,448/12,992,830,835.56
  6. Step 6: Final answer
    x = 10,148,154,712.94

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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.