Home / 1,187,229,513,940.90-1,780,031,272,054.80-604,590,882,701.79

Finding the Fourth Proportional to 1,187,229,513,940.90, 1,780,031,272,054.80 and 604,590,882,701.79

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Solution

The fourth proportional to 1,187,229,513,940.90, 1,780,031,272,054.80 and 604,590,882,701.79 is: 906,472,308,320.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,229,513,940.90 : 1,780,031,272,054.80 = 604,590,882,701.79 : x
  2. Step 2: Convert to fraction form
    1,187,229,513,940.90/1,780,031,272,054.80 = 604,590,882,701.79/x
  3. Step 3: Cross multiply
    1,187,229,513,940.90x = 1,780,031,272,054.80 × 604,590,882,701.79
  4. Step 4: Simplify right side
    1,187,229,513,940.90x = 1,076,190,678,008,401,720,508,416
  5. Step 5: Solve for x
    x = 1,076,190,678,008,401,720,508,416/1,187,229,513,940.90
  6. Step 6: Final answer
    x = 906,472,308,320.64

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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.