Home / 660,050,303.40-910,869,165.54-362,711,701.80

Finding the Fourth Proportional to 660,050,303.40, 910,869,165.54 and 362,711,701.80

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Solution

The fourth proportional to 660,050,303.40, 910,869,165.54 and 362,711,701.80 is: 500,542,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,050,303.40 : 910,869,165.54 = 362,711,701.80 : x
  2. Step 2: Convert to fraction form
    660,050,303.40/910,869,165.54 = 362,711,701.80/x
  3. Step 3: Cross multiply
    660,050,303.40x = 910,869,165.54 × 362,711,701.80
  4. Step 4: Simplify right side
    660,050,303.40x = 330,382,905,150,159,296
  5. Step 5: Solve for x
    x = 330,382,905,150,159,296/660,050,303.40
  6. Step 6: Final answer
    x = 500,542,009.37

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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.