Home / 2,075,781,970.89-2,864,577,251.93-1,171,728,239.85

Finding the Fourth Proportional to 2,075,781,970.89, 2,864,577,251.93 and 1,171,728,239.85

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Solution

The fourth proportional to 2,075,781,970.89, 2,864,577,251.93 and 1,171,728,239.85 is: 1,616,983,916.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,781,970.89 : 2,864,577,251.93 = 1,171,728,239.85 : x
  2. Step 2: Convert to fraction form
    2,075,781,970.89/2,864,577,251.93 = 1,171,728,239.85/x
  3. Step 3: Cross multiply
    2,075,781,970.89x = 2,864,577,251.93 × 1,171,728,239.85
  4. Step 4: Simplify right side
    2,075,781,970.89x = 3,356,506,061,312,430,080
  5. Step 5: Solve for x
    x = 3,356,506,061,312,430,080/2,075,781,970.89
  6. Step 6: Final answer
    x = 1,616,983,916.61

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Double scale
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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.