Home / 511,788,354,837.90-706,290,130,686.40-283,417,596,823.95

Finding the Fourth Proportional to 511,788,354,837.90, 706,290,130,686.40 and 283,417,596,823.95

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Solution

The fourth proportional to 511,788,354,837.90, 706,290,130,686.40 and 283,417,596,823.95 is: 391,128,578,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,788,354,837.90 : 706,290,130,686.40 = 283,417,596,823.95 : x
  2. Step 2: Convert to fraction form
    511,788,354,837.90/706,290,130,686.40 = 283,417,596,823.95/x
  3. Step 3: Cross multiply
    511,788,354,837.90x = 706,290,130,686.40 × 283,417,596,823.95
  4. Step 4: Simplify right side
    511,788,354,837.90x = 200,175,051,499,613,078,945,792
  5. Step 5: Solve for x
    x = 200,175,051,499,613,078,945,792/511,788,354,837.90
  6. Step 6: Final answer
    x = 391,128,578,068.20

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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.