Home / 191,596,952.30-287,395,428.45-180,259,544.30

Finding the Fourth Proportional to 191,596,952.30, 287,395,428.45 and 180,259,544.30

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Solution

The fourth proportional to 191,596,952.30, 287,395,428.45 and 180,259,544.30 is: 270,389,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,596,952.30 : 287,395,428.45 = 180,259,544.30 : x
  2. Step 2: Convert to fraction form
    191,596,952.30/287,395,428.45 = 180,259,544.30/x
  3. Step 3: Cross multiply
    191,596,952.30x = 287,395,428.45 × 180,259,544.30
  4. Step 4: Simplify right side
    191,596,952.30x = 51,805,768,966,300,256
  5. Step 5: Solve for x
    x = 51,805,768,966,300,256/191,596,952.30
  6. Step 6: Final answer
    x = 270,389,316.45

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1.5x scale

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.