Home / 1,678,956,852.24-2,316,947,509.98-926,301,748.32

Finding the Fourth Proportional to 1,678,956,852.24, 2,316,947,509.98 and 926,301,748.32

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Solution

The fourth proportional to 1,678,956,852.24, 2,316,947,509.98 and 926,301,748.32 is: 1,278,289,270.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,956,852.24 : 2,316,947,509.98 = 926,301,748.32 : x
  2. Step 2: Convert to fraction form
    1,678,956,852.24/2,316,947,509.98 = 926,301,748.32/x
  3. Step 3: Cross multiply
    1,678,956,852.24x = 2,316,947,509.98 × 926,301,748.32
  4. Step 4: Simplify right side
    1,678,956,852.24x = 2,146,192,529,260,144,896
  5. Step 5: Solve for x
    x = 2,146,192,529,260,144,896/1,678,956,852.24
  6. Step 6: Final answer
    x = 1,278,289,270.15

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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.