Home / 956,164,187.96-1,319,509,312.29-554,356,023.74

Finding the Fourth Proportional to 956,164,187.96, 1,319,509,312.29 and 554,356,023.74

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Solution

The fourth proportional to 956,164,187.96, 1,319,509,312.29 and 554,356,023.74 is: 765,012,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,164,187.96 : 1,319,509,312.29 = 554,356,023.74 : x
  2. Step 2: Convert to fraction form
    956,164,187.96/1,319,509,312.29 = 554,356,023.74/x
  3. Step 3: Cross multiply
    956,164,187.96x = 1,319,509,312.29 × 554,356,023.74
  4. Step 4: Simplify right side
    956,164,187.96x = 731,477,935,648,986,368
  5. Step 5: Solve for x
    x = 731,477,935,648,986,368/956,164,187.96
  6. Step 6: Final answer
    x = 765,012,897.22

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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.