Home / 476,433,578,138.40-714,650,367,207.60-424,364,264,416.80

Finding the Fourth Proportional to 476,433,578,138.40, 714,650,367,207.60 and 424,364,264,416.80

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Solution

The fourth proportional to 476,433,578,138.40, 714,650,367,207.60 and 424,364,264,416.80 is: 636,546,396,625.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,433,578,138.40 : 714,650,367,207.60 = 424,364,264,416.80 : x
  2. Step 2: Convert to fraction form
    476,433,578,138.40/714,650,367,207.60 = 424,364,264,416.80/x
  3. Step 3: Cross multiply
    476,433,578,138.40x = 714,650,367,207.60 × 424,364,264,416.80
  4. Step 4: Simplify right side
    476,433,578,138.40x = 303,272,077,395,249,174,937,600
  5. Step 5: Solve for x
    x = 303,272,077,395,249,174,937,600/476,433,578,138.40
  6. Step 6: Final answer
    x = 636,546,396,625.20

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1.5x scale

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.