Home / 110,792,012-152,893,041.36-61,899,440

Finding the Fourth Proportional to 110,792,012, 152,893,041.36 and 61,899,440

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Solution

The fourth proportional to 110,792,012, 152,893,041.36 and 61,899,440 is: 85,421,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,792,012 : 152,893,041.36 = 61,899,440 : x
  2. Step 2: Convert to fraction form
    110,792,012/152,893,041.36 = 61,899,440/x
  3. Step 3: Cross multiply
    110,792,012x = 152,893,041.36 × 61,899,440
  4. Step 4: Simplify right side
    110,792,012x = 9,463,993,640,080,840
  5. Step 5: Solve for x
    x = 9,463,993,640,080,840/110,792,012
  6. Step 6: Final answer
    x = 85,421,263.40

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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.