Home / 448,457,538.60-672,686,307.90-175,828,305.60

Finding the Fourth Proportional to 448,457,538.60, 672,686,307.90 and 175,828,305.60

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Solution

The fourth proportional to 448,457,538.60, 672,686,307.90 and 175,828,305.60 is: 263,742,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,457,538.60 : 672,686,307.90 = 175,828,305.60 : x
  2. Step 2: Convert to fraction form
    448,457,538.60/672,686,307.90 = 175,828,305.60/x
  3. Step 3: Cross multiply
    448,457,538.60x = 672,686,307.90 × 175,828,305.60
  4. Step 4: Simplify right side
    448,457,538.60x = 118,277,293,718,376,880
  5. Step 5: Solve for x
    x = 118,277,293,718,376,880/448,457,538.60
  6. Step 6: Final answer
    x = 263,742,458.40

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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.