Home / 1,309,174,613.55-1,806,699,233.00-714,497,263.98

Finding the Fourth Proportional to 1,309,174,613.55, 1,806,699,233.00 and 714,497,263.98

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Solution

The fourth proportional to 1,309,174,613.55, 1,806,699,233.00 and 714,497,263.98 is: 986,027,108.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,174,613.55 : 1,806,699,233.00 = 714,497,263.98 : x
  2. Step 2: Convert to fraction form
    1,309,174,613.55/1,806,699,233.00 = 714,497,263.98/x
  3. Step 3: Cross multiply
    1,309,174,613.55x = 1,806,699,233.00 × 714,497,263.98
  4. Step 4: Simplify right side
    1,309,174,613.55x = 1,290,881,658,808,275,712
  5. Step 5: Solve for x
    x = 1,290,881,658,808,275,712/1,309,174,613.55
  6. Step 6: Final answer
    x = 986,027,108.57

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Double scale
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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.