Home / 282,030,565,117.07-423,101,680,278.42-80,574,015,343.44

Finding the Fourth Proportional to 282,030,565,117.07, 423,101,680,278.42 and 80,574,015,343.44

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Solution

The fourth proportional to 282,030,565,117.07, 423,101,680,278.42 and 80,574,015,343.44 is: 120,876,973,970.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,030,565,117.07 : 423,101,680,278.42 = 80,574,015,343.44 : x
  2. Step 2: Convert to fraction form
    282,030,565,117.07/423,101,680,278.42 = 80,574,015,343.44/x
  3. Step 3: Cross multiply
    282,030,565,117.07x = 423,101,680,278.42 × 80,574,015,343.44
  4. Step 4: Simplify right side
    282,030,565,117.07x = 34,091,001,278,588,656,812,032
  5. Step 5: Solve for x
    x = 34,091,001,278,588,656,812,032/282,030,565,117.07
  6. Step 6: Final answer
    x = 120,876,973,970.67

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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.