Home / 247,938,894.72-342,145,400.09-134,908,853.22

Finding the Fourth Proportional to 247,938,894.72, 342,145,400.09 and 134,908,853.22

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Solution

The fourth proportional to 247,938,894.72, 342,145,400.09 and 134,908,853.22 is: 186,168,626.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,938,894.72 : 342,145,400.09 = 134,908,853.22 : x
  2. Step 2: Convert to fraction form
    247,938,894.72/342,145,400.09 = 134,908,853.22/x
  3. Step 3: Cross multiply
    247,938,894.72x = 342,145,400.09 × 134,908,853.22
  4. Step 4: Simplify right side
    247,938,894.72x = 46,158,443,559,965,440
  5. Step 5: Solve for x
    x = 46,158,443,559,965,440/247,938,894.72
  6. Step 6: Final answer
    x = 186,168,626.80

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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.