Home / 291,857,056,603.40-437,851,597,750.48-157,548,663,905.39

Finding the Fourth Proportional to 291,857,056,603.40, 437,851,597,750.48 and 157,548,663,905.39

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Solution

The fourth proportional to 291,857,056,603.40, 437,851,597,750.48 and 157,548,663,905.39 is: 236,358,630,547.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,857,056,603.40 : 437,851,597,750.48 = 157,548,663,905.39 : x
  2. Step 2: Convert to fraction form
    291,857,056,603.40/437,851,597,750.48 = 157,548,663,905.39/x
  3. Step 3: Cross multiply
    291,857,056,603.40x = 437,851,597,750.48 × 157,548,663,905.39
  4. Step 4: Simplify right side
    291,857,056,603.40x = 68,982,934,214,428,392,947,712
  5. Step 5: Solve for x
    x = 68,982,934,214,428,392,947,712/291,857,056,603.40
  6. Step 6: Final answer
    x = 236,358,630,547.58

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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.