Home / 201,547,360.80-302,350,532.40-65,209,543.20

Finding the Fourth Proportional to 201,547,360.80, 302,350,532.40 and 65,209,543.20

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Solution

The fourth proportional to 201,547,360.80, 302,350,532.40 and 65,209,543.20 is: 97,823,856.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,547,360.80 : 302,350,532.40 = 65,209,543.20 : x
  2. Step 2: Convert to fraction form
    201,547,360.80/302,350,532.40 = 65,209,543.20/x
  3. Step 3: Cross multiply
    201,547,360.80x = 302,350,532.40 × 65,209,543.20
  4. Step 4: Simplify right side
    201,547,360.80x = 19,716,140,104,080,800
  5. Step 5: Solve for x
    x = 19,716,140,104,080,800/201,547,360.80
  6. Step 6: Final answer
    x = 97,823,856.52

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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.