Home / 342,950,650,784.16-473,272,290,445.68-190,700,209,900.32

Finding the Fourth Proportional to 342,950,650,784.16, 473,272,290,445.68 and 190,700,209,900.32

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Solution

The fourth proportional to 342,950,650,784.16, 473,272,290,445.68 and 190,700,209,900.32 is: 263,166,507,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,950,650,784.16 : 473,272,290,445.68 = 190,700,209,900.32 : x
  2. Step 2: Convert to fraction form
    342,950,650,784.16/473,272,290,445.68 = 190,700,209,900.32/x
  3. Step 3: Cross multiply
    342,950,650,784.16x = 473,272,290,445.68 × 190,700,209,900.32
  4. Step 4: Simplify right side
    342,950,650,784.16x = 90,253,125,127,996,383,952,896
  5. Step 5: Solve for x
    x = 90,253,125,127,996,383,952,896/342,950,650,784.16
  6. Step 6: Final answer
    x = 263,166,507,839.05

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1.5x scale

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.