Home / 1,009,425,113.02-1,514,671,132.80-716,215,147.98

Finding the Fourth Proportional to 1,009,425,113.02, 1,514,671,132.80 and 716,215,147.98

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Solution

The fourth proportional to 1,009,425,113.02, 1,514,671,132.80 and 716,215,147.98 is: 1,074,701,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,425,113.02 : 1,514,671,132.80 = 716,215,147.98 : x
  2. Step 2: Convert to fraction form
    1,009,425,113.02/1,514,671,132.80 = 716,215,147.98/x
  3. Step 3: Cross multiply
    1,009,425,113.02x = 1,514,671,132.80 × 716,215,147.98
  4. Step 4: Simplify right side
    1,009,425,113.02x = 1,084,830,409,519,386,240
  5. Step 5: Solve for x
    x = 1,084,830,409,519,386,240/1,009,425,113.02
  6. Step 6: Final answer
    x = 1,074,701,228.97

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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.