Home / 608,641,323.41-839,854,167.32-340,731,826.22

Finding the Fourth Proportional to 608,641,323.41, 839,854,167.32 and 340,731,826.22

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Solution

The fourth proportional to 608,641,323.41, 839,854,167.32 and 340,731,826.22 is: 470,170,251.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,641,323.41 : 839,854,167.32 = 340,731,826.22 : x
  2. Step 2: Convert to fraction form
    608,641,323.41/839,854,167.32 = 340,731,826.22/x
  3. Step 3: Cross multiply
    608,641,323.41x = 839,854,167.32 × 340,731,826.22
  4. Step 4: Simplify right side
    608,641,323.41x = 286,165,044,189,421,088
  5. Step 5: Solve for x
    x = 286,165,044,189,421,088/608,641,323.41
  6. Step 6: Final answer
    x = 470,170,251.65

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1.5x scale

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.