Home / 130,919,848.98-196,387,646.43-40,044,225.30

Finding the Fourth Proportional to 130,919,848.98, 196,387,646.43 and 40,044,225.30

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Solution

The fourth proportional to 130,919,848.98, 196,387,646.43 and 40,044,225.30 is: 60,068,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,919,848.98 : 196,387,646.43 = 40,044,225.30 : x
  2. Step 2: Convert to fraction form
    130,919,848.98/196,387,646.43 = 40,044,225.30/x
  3. Step 3: Cross multiply
    130,919,848.98x = 196,387,646.43 × 40,044,225.30
  4. Step 4: Simplify right side
    130,919,848.98x = 7,864,191,159,779,660
  5. Step 5: Solve for x
    x = 7,864,191,159,779,660/130,919,848.98
  6. Step 6: Final answer
    x = 60,068,746.04

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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.