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Finding the Fourth Proportional to 233,908,266.80, 350,484,486.60 and 147,492,023.60

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Solution

The fourth proportional to 233,908,266.80, 350,484,486.60 and 147,492,023.60 is: 220,999,740.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,908,266.80 : 350,484,486.60 = 147,492,023.60 : x
  2. Step 2: Convert to fraction form
    233,908,266.80/350,484,486.60 = 147,492,023.60/x
  3. Step 3: Cross multiply
    233,908,266.80x = 350,484,486.60 × 147,492,023.60
  4. Step 4: Simplify right side
    233,908,266.80x = 51,693,666,169,041,088
  5. Step 5: Solve for x
    x = 51,693,666,169,041,088/233,908,266.80
  6. Step 6: Final answer
    x = 220,999,740.10

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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.