Home / 786,996,021.05-1,180,494,031.58-775,516,895.45

Finding the Fourth Proportional to 786,996,021.05, 1,180,494,031.58 and 775,516,895.45

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Solution

The fourth proportional to 786,996,021.05, 1,180,494,031.58 and 775,516,895.45 is: 1,163,275,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,996,021.05 : 1,180,494,031.58 = 775,516,895.45 : x
  2. Step 2: Convert to fraction form
    786,996,021.05/1,180,494,031.58 = 775,516,895.45/x
  3. Step 3: Cross multiply
    786,996,021.05x = 1,180,494,031.58 × 775,516,895.45
  4. Step 4: Simplify right side
    786,996,021.05x = 915,493,066,464,298,368
  5. Step 5: Solve for x
    x = 915,493,066,464,298,368/786,996,021.05
  6. Step 6: Final answer
    x = 1,163,275,343.18

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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.