Home / 260,348,601,267.65-390,573,193,514.92-98,987,461,840.37

Finding the Fourth Proportional to 260,348,601,267.65, 390,573,193,514.92 and 98,987,461,840.37

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Solution

The fourth proportional to 260,348,601,267.65, 390,573,193,514.92 and 98,987,461,840.37 is: 148,500,314,196.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,348,601,267.65 : 390,573,193,514.92 = 98,987,461,840.37 : x
  2. Step 2: Convert to fraction form
    260,348,601,267.65/390,573,193,514.92 = 98,987,461,840.37/x
  3. Step 3: Cross multiply
    260,348,601,267.65x = 390,573,193,514.92 × 98,987,461,840.37
  4. Step 4: Simplify right side
    260,348,601,267.65x = 38,661,849,088,927,637,438,464
  5. Step 5: Solve for x
    x = 38,661,849,088,927,637,438,464/260,348,601,267.65
  6. Step 6: Final answer
    x = 148,500,314,196.74

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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.