Home / 341,635,547.20-512,453,320.80-157,402,667.20

Finding the Fourth Proportional to 341,635,547.20, 512,453,320.80 and 157,402,667.20

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Solution

The fourth proportional to 341,635,547.20, 512,453,320.80 and 157,402,667.20 is: 236,104,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,635,547.20 : 512,453,320.80 = 157,402,667.20 : x
  2. Step 2: Convert to fraction form
    341,635,547.20/512,453,320.80 = 157,402,667.20/x
  3. Step 3: Cross multiply
    341,635,547.20x = 512,453,320.80 × 157,402,667.20
  4. Step 4: Simplify right side
    341,635,547.20x = 80,661,519,509,417,232
  5. Step 5: Solve for x
    x = 80,661,519,509,417,232/341,635,547.20
  6. Step 6: Final answer
    x = 236,104,000.80

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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.