Home / 65,203,316.80-97,804,975.20-42,528,500.80

Finding the Fourth Proportional to 65,203,316.80, 97,804,975.20 and 42,528,500.80

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Solution

The fourth proportional to 65,203,316.80, 97,804,975.20 and 42,528,500.80 is: 63,792,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,203,316.80 : 97,804,975.20 = 42,528,500.80 : x
  2. Step 2: Convert to fraction form
    65,203,316.80/97,804,975.20 = 42,528,500.80/x
  3. Step 3: Cross multiply
    65,203,316.80x = 97,804,975.20 × 42,528,500.80
  4. Step 4: Simplify right side
    65,203,316.80x = 4,159,498,966,037,180
  5. Step 5: Solve for x
    x = 4,159,498,966,037,180/65,203,316.80
  6. Step 6: Final answer
    x = 63,792,751.20

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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.