Home / 456,961,151.80-630,607,135.98-248,117,698.36

Finding the Fourth Proportional to 456,961,151.80, 630,607,135.98 and 248,117,698.36

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Solution

The fourth proportional to 456,961,151.80, 630,607,135.98 and 248,117,698.36 is: 342,402,829.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,961,151.80 : 630,607,135.98 = 248,117,698.36 : x
  2. Step 2: Convert to fraction form
    456,961,151.80/630,607,135.98 = 248,117,698.36/x
  3. Step 3: Cross multiply
    456,961,151.80x = 630,607,135.98 × 248,117,698.36
  4. Step 4: Simplify right side
    456,961,151.80x = 156,464,791,148,749,152
  5. Step 5: Solve for x
    x = 156,464,791,148,749,152/456,961,151.80
  6. Step 6: Final answer
    x = 342,402,829.06

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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.