Home / 20,787,773,417.19-31,183,492,482.41-5,865,069,700.71

Finding the Fourth Proportional to 20,787,773,417.19, 31,183,492,482.41 and 5,865,069,700.71

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Solution

The fourth proportional to 20,787,773,417.19, 31,183,492,482.41 and 5,865,069,700.71 is: 8,798,121,532.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,787,773,417.19 : 31,183,492,482.41 = 5,865,069,700.71 : x
  2. Step 2: Convert to fraction form
    20,787,773,417.19/31,183,492,482.41 = 5,865,069,700.71/x
  3. Step 3: Cross multiply
    20,787,773,417.19x = 31,183,492,482.41 × 5,865,069,700.71
  4. Step 4: Simplify right side
    20,787,773,417.19x = 182,893,356,920,871,616,512
  5. Step 5: Solve for x
    x = 182,893,356,920,871,616,512/20,787,773,417.19
  6. Step 6: Final answer
    x = 8,798,121,532.81

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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.