Home / 9,989,602,864.76-14,979,501,000.40-4,941,626,922.72

Finding the Fourth Proportional to 9,989,602,864.76, 14,979,501,000.40 and 4,941,626,922.72

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Solution

The fourth proportional to 9,989,602,864.76, 14,979,501,000.40 and 4,941,626,922.72 is: 7,410,014,835.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989,602,864.76 : 14,979,501,000.40 = 4,941,626,922.72 : x
  2. Step 2: Convert to fraction form
    9,989,602,864.76/14,979,501,000.40 = 4,941,626,922.72/x
  3. Step 3: Cross multiply
    9,989,602,864.76x = 14,979,501,000.40 × 4,941,626,922.72
  4. Step 4: Simplify right side
    9,989,602,864.76x = 74,023,105,432,487,821,312
  5. Step 5: Solve for x
    x = 74,023,105,432,487,821,312/9,989,602,864.76
  6. Step 6: Final answer
    x = 7,410,014,835.89

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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.