Home / 648,658,973,473.25-972,307,357,413.40-218,246,630,434.77

Finding the Fourth Proportional to 648,658,973,473.25, 972,307,357,413.40 and 218,246,630,434.77

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Solution

The fourth proportional to 648,658,973,473.25, 972,307,357,413.40 and 218,246,630,434.77 is: 327,140,783,031.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,658,973,473.25 : 972,307,357,413.40 = 218,246,630,434.77 : x
  2. Step 2: Convert to fraction form
    648,658,973,473.25/972,307,357,413.40 = 218,246,630,434.77/x
  3. Step 3: Cross multiply
    648,658,973,473.25x = 972,307,357,413.40 × 218,246,630,434.77
  4. Step 4: Simplify right side
    648,658,973,473.25x = 212,202,804,502,410,127,474,688
  5. Step 5: Solve for x
    x = 212,202,804,502,410,127,474,688/648,658,973,473.25
  6. Step 6: Final answer
    x = 327,140,783,031.44

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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.