Home / 382,343,827,701.16-527,631,798,090.04-208,728,967,145.40

Finding the Fourth Proportional to 382,343,827,701.16, 527,631,798,090.04 and 208,728,967,145.40

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Solution

The fourth proportional to 382,343,827,701.16, 527,631,798,090.04 and 208,728,967,145.40 is: 288,044,509,337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,343,827,701.16 : 527,631,798,090.04 = 208,728,967,145.40 : x
  2. Step 2: Convert to fraction form
    382,343,827,701.16/527,631,798,090.04 = 208,728,967,145.40/x
  3. Step 3: Cross multiply
    382,343,827,701.16x = 527,631,798,090.04 × 208,728,967,145.40
  4. Step 4: Simplify right side
    382,343,827,701.16x = 110,132,040,248,404,276,674,560
  5. Step 5: Solve for x
    x = 110,132,040,248,404,276,674,560/382,343,827,701.16
  6. Step 6: Final answer
    x = 288,044,509,337.51

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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.