Home / 1,166,343,674.38-1,609,554,407.12-637,708,018.56

Finding the Fourth Proportional to 1,166,343,674.38, 1,609,554,407.12 and 637,708,018.56

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Solution

The fourth proportional to 1,166,343,674.38, 1,609,554,407.12 and 637,708,018.56 is: 880,037,140.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,343,674.38 : 1,609,554,407.12 = 637,708,018.56 : x
  2. Step 2: Convert to fraction form
    1,166,343,674.38/1,609,554,407.12 = 637,708,018.56/x
  3. Step 3: Cross multiply
    1,166,343,674.38x = 1,609,554,407.12 × 637,708,018.56
  4. Step 4: Simplify right side
    1,166,343,674.38x = 1,026,425,751,733,971,200
  5. Step 5: Solve for x
    x = 1,026,425,751,733,971,200/1,166,343,674.38
  6. Step 6: Final answer
    x = 880,037,140.23

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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.