Home / 1,640,852,667.81-2,461,670,560.50-535,459,581.18

Finding the Fourth Proportional to 1,640,852,667.81, 2,461,670,560.50 and 535,459,581.18

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Solution

The fourth proportional to 1,640,852,667.81, 2,461,670,560.50 and 535,459,581.18 is: 803,317,149.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,852,667.81 : 2,461,670,560.50 = 535,459,581.18 : x
  2. Step 2: Convert to fraction form
    1,640,852,667.81/2,461,670,560.50 = 535,459,581.18/x
  3. Step 3: Cross multiply
    1,640,852,667.81x = 2,461,670,560.50 × 535,459,581.18
  4. Step 4: Simplify right side
    1,640,852,667.81x = 1,318,125,087,328,465,920
  5. Step 5: Solve for x
    x = 1,318,125,087,328,465,920/1,640,852,667.81
  6. Step 6: Final answer
    x = 803,317,149.18

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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.