Home / 740,935,594.89-1,023,692,130.86-630,592,500.06

Finding the Fourth Proportional to 740,935,594.89, 1,023,692,130.86 and 630,592,500.06

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Solution

The fourth proportional to 740,935,594.89, 1,023,692,130.86 and 630,592,500.06 is: 871,239,800.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,935,594.89 : 1,023,692,130.86 = 630,592,500.06 : x
  2. Step 2: Convert to fraction form
    740,935,594.89/1,023,692,130.86 = 630,592,500.06/x
  3. Step 3: Cross multiply
    740,935,594.89x = 1,023,692,130.86 × 630,592,500.06
  4. Step 4: Simplify right side
    740,935,594.89x = 645,532,580,087,603,072
  5. Step 5: Solve for x
    x = 645,532,580,087,603,072/740,935,594.89
  6. Step 6: Final answer
    x = 871,239,800.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.