Home / 774,971,457.30-1,163,002,014.36-700,877,288.70

Finding the Fourth Proportional to 774,971,457.30, 1,163,002,014.36 and 700,877,288.70

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Solution

The fourth proportional to 774,971,457.30, 1,163,002,014.36 and 700,877,288.70 is: 1,051,808,671.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,971,457.30 : 1,163,002,014.36 = 700,877,288.70 : x
  2. Step 2: Convert to fraction form
    774,971,457.30/1,163,002,014.36 = 700,877,288.70/x
  3. Step 3: Cross multiply
    774,971,457.30x = 1,163,002,014.36 × 700,877,288.70
  4. Step 4: Simplify right side
    774,971,457.30x = 815,121,698,577,275,264
  5. Step 5: Solve for x
    x = 815,121,698,577,275,264/774,971,457.30
  6. Step 6: Final answer
    x = 1,051,808,671.02

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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.