Home / 448,045,347.60-672,068,021.40-357,346,083.60

Finding the Fourth Proportional to 448,045,347.60, 672,068,021.40 and 357,346,083.60

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Solution

The fourth proportional to 448,045,347.60, 672,068,021.40 and 357,346,083.60 is: 536,019,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,045,347.60 : 672,068,021.40 = 357,346,083.60 : x
  2. Step 2: Convert to fraction form
    448,045,347.60/672,068,021.40 = 357,346,083.60/x
  3. Step 3: Cross multiply
    448,045,347.60x = 672,068,021.40 × 357,346,083.60
  4. Step 4: Simplify right side
    448,045,347.60x = 240,160,875,360,091,008
  5. Step 5: Solve for x
    x = 240,160,875,360,091,008/448,045,347.60
  6. Step 6: Final answer
    x = 536,019,125.40

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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.