Home / 312,897,411.40-469,343,784.30-94,547,331.40

Finding the Fourth Proportional to 312,897,411.40, 469,343,784.30 and 94,547,331.40

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Solution

The fourth proportional to 312,897,411.40, 469,343,784.30 and 94,547,331.40 is: 141,820,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,897,411.40 : 469,343,784.30 = 94,547,331.40 : x
  2. Step 2: Convert to fraction form
    312,897,411.40/469,343,784.30 = 94,547,331.40/x
  3. Step 3: Cross multiply
    312,897,411.40x = 469,343,784.30 × 94,547,331.40
  4. Step 4: Simplify right side
    312,897,411.40x = 44,375,202,314,742,224
  5. Step 5: Solve for x
    x = 44,375,202,314,742,224/312,897,411.40
  6. Step 6: Final answer
    x = 141,820,292.20

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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.