Home / 1,165,832,477.20-1,749,232,071.92-510,445,225.36

Finding the Fourth Proportional to 1,165,832,477.20, 1,749,232,071.92 and 510,445,225.36

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Solution

The fourth proportional to 1,165,832,477.20, 1,749,232,071.92 and 510,445,225.36 is: 765,879,469.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,832,477.20 : 1,749,232,071.92 = 510,445,225.36 : x
  2. Step 2: Convert to fraction form
    1,165,832,477.20/1,749,232,071.92 = 510,445,225.36/x
  3. Step 3: Cross multiply
    1,165,832,477.20x = 1,749,232,071.92 × 510,445,225.36
  4. Step 4: Simplify right side
    1,165,832,477.20x = 892,887,159,158,144,128
  5. Step 5: Solve for x
    x = 892,887,159,158,144,128/1,165,832,477.20
  6. Step 6: Final answer
    x = 765,879,469.50

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Double scale
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1.5x scale

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.