Home / 133,225,112,365.32-199,816,225,346.64-38,875,908,428.04

Finding the Fourth Proportional to 133,225,112,365.32, 199,816,225,346.64 and 38,875,908,428.04

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Solution

The fourth proportional to 133,225,112,365.32, 199,816,225,346.64 and 38,875,908,428.04 is: 58,307,605,383.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,225,112,365.32 : 199,816,225,346.64 = 38,875,908,428.04 : x
  2. Step 2: Convert to fraction form
    133,225,112,365.32/199,816,225,346.64 = 38,875,908,428.04/x
  3. Step 3: Cross multiply
    133,225,112,365.32x = 199,816,225,346.64 × 38,875,908,428.04
  4. Step 4: Simplify right side
    133,225,112,365.32x = 7,768,037,279,012,582,588,416
  5. Step 5: Solve for x
    x = 7,768,037,279,012,582,588,416/133,225,112,365.32
  6. Step 6: Final answer
    x = 58,307,605,383.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.