Home / 38,263,829,031.70-57,395,743,547.55-18,672,788,007.70

Finding the Fourth Proportional to 38,263,829,031.70, 57,395,743,547.55 and 18,672,788,007.70

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Solution

The fourth proportional to 38,263,829,031.70, 57,395,743,547.55 and 18,672,788,007.70 is: 28,009,182,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,263,829,031.70 : 57,395,743,547.55 = 18,672,788,007.70 : x
  2. Step 2: Convert to fraction form
    38,263,829,031.70/57,395,743,547.55 = 18,672,788,007.70/x
  3. Step 3: Cross multiply
    38,263,829,031.70x = 57,395,743,547.55 × 18,672,788,007.70
  4. Step 4: Simplify right side
    38,263,829,031.70x = 1,071,738,551,807,716,360,192
  5. Step 5: Solve for x
    x = 1,071,738,551,807,716,360,192/38,263,829,031.70
  6. Step 6: Final answer
    x = 28,009,182,011.55

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Double scale
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1.5x scale

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.