Home / 1,562,709,412.80-2,156,459,794.02-927,657,049.77

Finding the Fourth Proportional to 1,562,709,412.80, 2,156,459,794.02 and 927,657,049.77

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Solution

The fourth proportional to 1,562,709,412.80, 2,156,459,794.02 and 927,657,049.77 is: 1,280,119,716.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,709,412.80 : 2,156,459,794.02 = 927,657,049.77 : x
  2. Step 2: Convert to fraction form
    1,562,709,412.80/2,156,459,794.02 = 927,657,049.77/x
  3. Step 3: Cross multiply
    1,562,709,412.80x = 2,156,459,794.02 × 927,657,049.77
  4. Step 4: Simplify right side
    1,562,709,412.80x = 2,000,455,130,468,215,040
  5. Step 5: Solve for x
    x = 2,000,455,130,468,215,040/1,562,709,412.80
  6. Step 6: Final answer
    x = 1,280,119,716.49

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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.