Home / 97,938,662,903.20-146,690,316,121.20-84,877,968,887.20

Finding the Fourth Proportional to 97,938,662,903.20, 146,690,316,121.20 and 84,877,968,887.20

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Solution

The fourth proportional to 97,938,662,903.20, 146,690,316,121.20 and 84,877,968,887.20 is: 127,128,303,763.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,938,662,903.20 : 146,690,316,121.20 = 84,877,968,887.20 : x
  2. Step 2: Convert to fraction form
    97,938,662,903.20/146,690,316,121.20 = 84,877,968,887.20/x
  3. Step 3: Cross multiply
    97,938,662,903.20x = 146,690,316,121.20 × 84,877,968,887.20
  4. Step 4: Simplify right side
    97,938,662,903.20x = 12,450,776,087,788,745,916,416
  5. Step 5: Solve for x
    x = 12,450,776,087,788,745,916,416/97,938,662,903.20
  6. Step 6: Final answer
    x = 127,128,303,763.91

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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.