Home / 191,596,951.80-287,395,427.70-180,259,543.80

Finding the Fourth Proportional to 191,596,951.80, 287,395,427.70 and 180,259,543.80

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Solution

The fourth proportional to 191,596,951.80, 287,395,427.70 and 180,259,543.80 is: 270,389,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,596,951.80 : 287,395,427.70 = 180,259,543.80 : x
  2. Step 2: Convert to fraction form
    191,596,951.80/287,395,427.70 = 180,259,543.80/x
  3. Step 3: Cross multiply
    191,596,951.80x = 287,395,427.70 × 180,259,543.80
  4. Step 4: Simplify right side
    191,596,951.80x = 51,805,768,687,407,888
  5. Step 5: Solve for x
    x = 51,805,768,687,407,888/191,596,951.80
  6. Step 6: Final answer
    x = 270,389,315.70

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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.