Home / 2,884,389,751.77-3,980,457,856.67-1,564,290,307.77

Finding the Fourth Proportional to 2,884,389,751.77, 3,980,457,856.67 and 1,564,290,307.77

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Solution

The fourth proportional to 2,884,389,751.77, 3,980,457,856.67 and 1,564,290,307.77 is: 2,158,720,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884,389,751.77 : 3,980,457,856.67 = 1,564,290,307.77 : x
  2. Step 2: Convert to fraction form
    2,884,389,751.77/3,980,457,856.67 = 1,564,290,307.77/x
  3. Step 3: Cross multiply
    2,884,389,751.77x = 3,980,457,856.67 × 1,564,290,307.77
  4. Step 4: Simplify right side
    2,884,389,751.77x = 6,226,591,645,668,006,912
  5. Step 5: Solve for x
    x = 6,226,591,645,668,006,912/2,884,389,751.77
  6. Step 6: Final answer
    x = 2,158,720,624.30

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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.