Home / 551,698,975,054.45-827,970,849,305.10-249,723,643,599.68

Finding the Fourth Proportional to 551,698,975,054.45, 827,970,849,305.10 and 249,723,643,599.68

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Solution

The fourth proportional to 551,698,975,054.45, 827,970,849,305.10 and 249,723,643,599.68 is: 374,776,656,531.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,698,975,054.45 : 827,970,849,305.10 = 249,723,643,599.68 : x
  2. Step 2: Convert to fraction form
    551,698,975,054.45/827,970,849,305.10 = 249,723,643,599.68/x
  3. Step 3: Cross multiply
    551,698,975,054.45x = 827,970,849,305.10 × 249,723,643,599.68
  4. Step 4: Simplify right side
    551,698,975,054.45x = 206,763,897,282,791,127,121,920
  5. Step 5: Solve for x
    x = 206,763,897,282,791,127,121,920/551,698,975,054.45
  6. Step 6: Final answer
    x = 374,776,656,531.55

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Double scale
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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.