Home / 190,124,658,045.90-285,186,987,068.85-123,178,397,546.70

Finding the Fourth Proportional to 190,124,658,045.90, 285,186,987,068.85 and 123,178,397,546.70

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Solution

The fourth proportional to 190,124,658,045.90, 285,186,987,068.85 and 123,178,397,546.70 is: 184,767,596,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,124,658,045.90 : 285,186,987,068.85 = 123,178,397,546.70 : x
  2. Step 2: Convert to fraction form
    190,124,658,045.90/285,186,987,068.85 = 123,178,397,546.70/x
  3. Step 3: Cross multiply
    190,124,658,045.90x = 285,186,987,068.85 × 123,178,397,546.70
  4. Step 4: Simplify right side
    190,124,658,045.90x = 35,128,876,068,312,392,400,896
  5. Step 5: Solve for x
    x = 35,128,876,068,312,392,400,896/190,124,658,045.90
  6. Step 6: Final answer
    x = 184,767,596,320.05

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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.