Home / 1,640,852,666.81-2,461,670,559-535,459,580.18

Finding the Fourth Proportional to 1,640,852,666.81, 2,461,670,559 and 535,459,580.18

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Solution

The fourth proportional to 1,640,852,666.81, 2,461,670,559 and 535,459,580.18 is: 803,317,147.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,852,666.81 : 2,461,670,559 = 535,459,580.18 : x
  2. Step 2: Convert to fraction form
    1,640,852,666.81/2,461,670,559 = 535,459,580.18/x
  3. Step 3: Cross multiply
    1,640,852,666.81x = 2,461,670,559 × 535,459,580.18
  4. Step 4: Simplify right side
    1,640,852,666.81x = 1,318,125,084,063,606,016
  5. Step 5: Solve for x
    x = 1,318,125,084,063,606,016/1,640,852,666.81
  6. Step 6: Final answer
    x = 803,317,147.68

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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.