Home / 459,995,637.16-634,849,644.90-261,805,321

Finding the Fourth Proportional to 459,995,637.16, 634,849,644.90 and 261,805,321

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Solution

The fourth proportional to 459,995,637.16, 634,849,644.90 and 261,805,321 is: 361,323,024.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,995,637.16 : 634,849,644.90 = 261,805,321 : x
  2. Step 2: Convert to fraction form
    459,995,637.16/634,849,644.90 = 261,805,321/x
  3. Step 3: Cross multiply
    459,995,637.16x = 634,849,644.90 × 261,805,321
  4. Step 4: Simplify right side
    459,995,637.16x = 166,207,015,069,780,512
  5. Step 5: Solve for x
    x = 166,207,015,069,780,512/459,995,637.16
  6. Step 6: Final answer
    x = 361,323,024.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.