Home / 123,426,345.44-170,321,846.80-70,492,646.60

Finding the Fourth Proportional to 123,426,345.44, 170,321,846.80 and 70,492,646.60

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Solution

The fourth proportional to 123,426,345.44, 170,321,846.80 and 70,492,646.60 is: 97,276,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,426,345.44 : 170,321,846.80 = 70,492,646.60 : x
  2. Step 2: Convert to fraction form
    123,426,345.44/170,321,846.80 = 70,492,646.60/x
  3. Step 3: Cross multiply
    123,426,345.44x = 170,321,846.80 × 70,492,646.60
  4. Step 4: Simplify right side
    123,426,345.44x = 12,006,437,754,731,740
  5. Step 5: Solve for x
    x = 12,006,437,754,731,740/123,426,345.44
  6. Step 6: Final answer
    x = 97,276,134.30

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1.5x scale

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.