Home / 975,299,296.92-1,345,913,038.69-529,262,659.52

Finding the Fourth Proportional to 975,299,296.92, 1,345,913,038.69 and 529,262,659.52

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Solution

The fourth proportional to 975,299,296.92, 1,345,913,038.69 and 529,262,659.52 is: 730,382,474.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,299,296.92 : 1,345,913,038.69 = 529,262,659.52 : x
  2. Step 2: Convert to fraction form
    975,299,296.92/1,345,913,038.69 = 529,262,659.52/x
  3. Step 3: Cross multiply
    975,299,296.92x = 1,345,913,038.69 × 529,262,659.52
  4. Step 4: Simplify right side
    975,299,296.92x = 712,341,514,339,714,048
  5. Step 5: Solve for x
    x = 712,341,514,339,714,048/975,299,296.92
  6. Step 6: Final answer
    x = 730,382,474.99

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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.