Home / 1,310,707,080.40-1,966,047,154.80-757,657,606.36

Finding the Fourth Proportional to 1,310,707,080.40, 1,966,047,154.80 and 757,657,606.36

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Solution

The fourth proportional to 1,310,707,080.40, 1,966,047,154.80 and 757,657,606.36 is: 1,136,478,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,707,080.40 : 1,966,047,154.80 = 757,657,606.36 : x
  2. Step 2: Convert to fraction form
    1,310,707,080.40/1,966,047,154.80 = 757,657,606.36/x
  3. Step 3: Cross multiply
    1,310,707,080.40x = 1,966,047,154.80 × 757,657,606.36
  4. Step 4: Simplify right side
    1,310,707,080.40x = 1,489,590,581,296,656,384
  5. Step 5: Solve for x
    x = 1,489,590,581,296,656,384/1,310,707,080.40
  6. Step 6: Final answer
    x = 1,136,478,625.60

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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.