Home / 1,310,707,080.96-1,966,047,155.64-757,657,606.92

Finding the Fourth Proportional to 1,310,707,080.96, 1,966,047,155.64 and 757,657,606.92

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Solution

The fourth proportional to 1,310,707,080.96, 1,966,047,155.64 and 757,657,606.92 is: 1,136,478,626.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,707,080.96 : 1,966,047,155.64 = 757,657,606.92 : x
  2. Step 2: Convert to fraction form
    1,310,707,080.96/1,966,047,155.64 = 757,657,606.92/x
  3. Step 3: Cross multiply
    1,310,707,080.96x = 1,966,047,155.64 × 757,657,606.92
  4. Step 4: Simplify right side
    1,310,707,080.96x = 1,489,590,583,041,793,536
  5. Step 5: Solve for x
    x = 1,489,590,583,041,793,536/1,310,707,080.96
  6. Step 6: Final answer
    x = 1,136,478,626.44

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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.