Home / 1,457,424,666.80-2,186,137,000.20-1,316,840,807.60

Finding the Fourth Proportional to 1,457,424,666.80, 2,186,137,000.20 and 1,316,840,807.60

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Solution

The fourth proportional to 1,457,424,666.80, 2,186,137,000.20 and 1,316,840,807.60 is: 1,975,261,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,424,666.80 : 2,186,137,000.20 = 1,316,840,807.60 : x
  2. Step 2: Convert to fraction form
    1,457,424,666.80/2,186,137,000.20 = 1,316,840,807.60/x
  3. Step 3: Cross multiply
    1,457,424,666.80x = 2,186,137,000.20 × 1,316,840,807.60
  4. Step 4: Simplify right side
    1,457,424,666.80x = 2,878,794,412,867,609,088
  5. Step 5: Solve for x
    x = 2,878,794,412,867,609,088/1,457,424,666.80
  6. Step 6: Final answer
    x = 1,975,261,211.40

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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.