Home / 975,599,987.79-1,346,329,275.44-529,563,061.47

Finding the Fourth Proportional to 975,599,987.79, 1,346,329,275.44 and 529,563,061.47

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Solution

The fourth proportional to 975,599,987.79, 1,346,329,275.44 and 529,563,061.47 is: 730,797,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,599,987.79 : 1,346,329,275.44 = 529,563,061.47 : x
  2. Step 2: Convert to fraction form
    975,599,987.79/1,346,329,275.44 = 529,563,061.47/x
  3. Step 3: Cross multiply
    975,599,987.79x = 1,346,329,275.44 × 529,563,061.47
  4. Step 4: Simplify right side
    975,599,987.79x = 712,966,252,848,693,376
  5. Step 5: Solve for x
    x = 712,966,252,848,693,376/975,599,987.79
  6. Step 6: Final answer
    x = 730,797,726.29

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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.