Home / 428,983,756,766.84-591,975,705,168.78-236,291,781,605.24

Finding the Fourth Proportional to 428,983,756,766.84, 591,975,705,168.78 and 236,291,781,605.24

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Solution

The fourth proportional to 428,983,756,766.84, 591,975,705,168.78 and 236,291,781,605.24 is: 326,070,607,184.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,983,756,766.84 : 591,975,705,168.78 = 236,291,781,605.24 : x
  2. Step 2: Convert to fraction form
    428,983,756,766.84/591,975,705,168.78 = 236,291,781,605.24/x
  3. Step 3: Cross multiply
    428,983,756,766.84x = 591,975,705,168.78 × 236,291,781,605.24
  4. Step 4: Simplify right side
    428,983,756,766.84x = 139,878,994,041,349,301,338,112
  5. Step 5: Solve for x
    x = 139,878,994,041,349,301,338,112/428,983,756,766.84
  6. Step 6: Final answer
    x = 326,070,607,184.73

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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.