Home / 778,719,430,058.40-1,168,079,145,087.60-778,719,430,058.40

Finding the Fourth Proportional to 778,719,430,058.40, 1,168,079,145,087.60 and 778,719,430,058.40

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Solution

The fourth proportional to 778,719,430,058.40, 1,168,079,145,087.60 and 778,719,430,058.40 is: 1,168,079,145,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,719,430,058.40 : 1,168,079,145,087.60 = 778,719,430,058.40 : x
  2. Step 2: Convert to fraction form
    778,719,430,058.40/1,168,079,145,087.60 = 778,719,430,058.40/x
  3. Step 3: Cross multiply
    778,719,430,058.40x = 1,168,079,145,087.60 × 778,719,430,058.40
  4. Step 4: Simplify right side
    778,719,430,058.40x = 909,605,926,125,719,137,550,336
  5. Step 5: Solve for x
    x = 909,605,926,125,719,137,550,336/778,719,430,058.40
  6. Step 6: Final answer
    x = 1,168,079,145,087.60

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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.