Home / 972,495,637.63-1,342,043,695.64-526,458,669.95

Finding the Fourth Proportional to 972,495,637.63, 1,342,043,695.64 and 526,458,669.95

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Solution

The fourth proportional to 972,495,637.63, 1,342,043,695.64 and 526,458,669.95 is: 726,512,810.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,495,637.63 : 1,342,043,695.64 = 526,458,669.95 : x
  2. Step 2: Convert to fraction form
    972,495,637.63/1,342,043,695.64 = 526,458,669.95/x
  3. Step 3: Cross multiply
    972,495,637.63x = 1,342,043,695.64 × 526,458,669.95
  4. Step 4: Simplify right side
    972,495,637.63x = 706,530,539,021,417,088
  5. Step 5: Solve for x
    x = 706,530,539,021,417,088/972,495,637.63
  6. Step 6: Final answer
    x = 726,512,810.63

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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.