Home / 738,052,308.90-1,018,514,017.53-403,546,416.93

Finding the Fourth Proportional to 738,052,308.90, 1,018,514,017.53 and 403,546,416.93

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Solution

The fourth proportional to 738,052,308.90, 1,018,514,017.53 and 403,546,416.93 is: 556,895,056.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,052,308.90 : 1,018,514,017.53 = 403,546,416.93 : x
  2. Step 2: Convert to fraction form
    738,052,308.90/1,018,514,017.53 = 403,546,416.93/x
  3. Step 3: Cross multiply
    738,052,308.90x = 1,018,514,017.53 × 403,546,416.93
  4. Step 4: Simplify right side
    738,052,308.90x = 411,017,682,367,210,688
  5. Step 5: Solve for x
    x = 411,017,682,367,210,688/738,052,308.90
  6. Step 6: Final answer
    x = 556,895,056.64

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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.