Home / 569,528,178,166.40-785,949,664,168.93-309,105,891,350.47

Finding the Fourth Proportional to 569,528,178,166.40, 785,949,664,168.93 and 309,105,891,350.47

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Solution

The fourth proportional to 569,528,178,166.40, 785,949,664,168.93 and 309,105,891,350.47 is: 426,566,552,478.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,528,178,166.40 : 785,949,664,168.93 = 309,105,891,350.47 : x
  2. Step 2: Convert to fraction form
    569,528,178,166.40/785,949,664,168.93 = 309,105,891,350.47/x
  3. Step 3: Cross multiply
    569,528,178,166.40x = 785,949,664,168.93 × 309,105,891,350.47
  4. Step 4: Simplify right side
    569,528,178,166.40x = 242,941,671,499,539,658,309,632
  5. Step 5: Solve for x
    x = 242,941,671,499,539,658,309,632/569,528,178,166.40
  6. Step 6: Final answer
    x = 426,566,552,478.04

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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.