Home / 1,234,400,488.49-1,703,477,133.95-669,885,247.59

Finding the Fourth Proportional to 1,234,400,488.49, 1,703,477,133.95 and 669,885,247.59

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Solution

The fourth proportional to 1,234,400,488.49, 1,703,477,133.95 and 669,885,247.59 is: 924,444,061.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,400,488.49 : 1,703,477,133.95 = 669,885,247.59 : x
  2. Step 2: Convert to fraction form
    1,234,400,488.49/1,703,477,133.95 = 669,885,247.59/x
  3. Step 3: Cross multiply
    1,234,400,488.49x = 1,703,477,133.95 × 669,885,247.59
  4. Step 4: Simplify right side
    1,234,400,488.49x = 1,141,134,201,636,649,984
  5. Step 5: Solve for x
    x = 1,141,134,201,636,649,984/1,234,400,488.49
  6. Step 6: Final answer
    x = 924,444,061.94

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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.