Home / 12,506,065,619.17-17,258,670,400.29-6,790,590,942.19

Finding the Fourth Proportional to 12,506,065,619.17, 17,258,670,400.29 and 6,790,590,942.19

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Solution

The fourth proportional to 12,506,065,619.17, 17,258,670,400.29 and 6,790,590,942.19 is: 9,371,178,311.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506,065,619.17 : 17,258,670,400.29 = 6,790,590,942.19 : x
  2. Step 2: Convert to fraction form
    12,506,065,619.17/17,258,670,400.29 = 6,790,590,942.19/x
  3. Step 3: Cross multiply
    12,506,065,619.17x = 17,258,670,400.29 × 6,790,590,942.19
  4. Step 4: Simplify right side
    12,506,065,619.17x = 117,196,570,894,451,933,184
  5. Step 5: Solve for x
    x = 117,196,570,894,451,933,184/12,506,065,619.17
  6. Step 6: Final answer
    x = 9,371,178,311.65

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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.