Home / 510,943,663.32-705,102,564.27-275,994,427.59

Finding the Fourth Proportional to 510,943,663.32, 705,102,564.27 and 275,994,427.59

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Solution

The fourth proportional to 510,943,663.32, 705,102,564.27 and 275,994,427.59 is: 380,872,476.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,943,663.32 : 705,102,564.27 = 275,994,427.59 : x
  2. Step 2: Convert to fraction form
    510,943,663.32/705,102,564.27 = 275,994,427.59/x
  3. Step 3: Cross multiply
    510,943,663.32x = 705,102,564.27 × 275,994,427.59
  4. Step 4: Simplify right side
    510,943,663.32x = 194,604,378,617,939,808
  5. Step 5: Solve for x
    x = 194,604,378,617,939,808/510,943,663.32
  6. Step 6: Final answer
    x = 380,872,476.93

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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.