Home / 1,771,316,044.74-2,655,946,131.93-838,631,062.80

Finding the Fourth Proportional to 1,771,316,044.74, 2,655,946,131.93 and 838,631,062.80

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Solution

The fourth proportional to 1,771,316,044.74, 2,655,946,131.93 and 838,631,062.80 is: 1,257,459,917.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,316,044.74 : 2,655,946,131.93 = 838,631,062.80 : x
  2. Step 2: Convert to fraction form
    1,771,316,044.74/2,655,946,131.93 = 838,631,062.80/x
  3. Step 3: Cross multiply
    1,771,316,044.74x = 2,655,946,131.93 × 838,631,062.80
  4. Step 4: Simplify right side
    1,771,316,044.74x = 2,227,358,927,360,004,608
  5. Step 5: Solve for x
    x = 2,227,358,927,360,004,608/1,771,316,044.74
  6. Step 6: Final answer
    x = 1,257,459,917.43

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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.