Home / 56,938,338,999.24-78,574,906,118.34-31,563,746,032.20

Finding the Fourth Proportional to 56,938,338,999.24, 78,574,906,118.34 and 31,563,746,032.20

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Solution

The fourth proportional to 56,938,338,999.24, 78,574,906,118.34 and 31,563,746,032.20 is: 43,557,968,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,938,338,999.24 : 78,574,906,118.34 = 31,563,746,032.20 : x
  2. Step 2: Convert to fraction form
    56,938,338,999.24/78,574,906,118.34 = 31,563,746,032.20/x
  3. Step 3: Cross multiply
    56,938,338,999.24x = 78,574,906,118.34 × 31,563,746,032.20
  4. Step 4: Simplify right side
    56,938,338,999.24x = 2,480,118,381,223,241,842,688
  5. Step 5: Solve for x
    x = 2,480,118,381,223,241,842,688/56,938,338,999.24
  6. Step 6: Final answer
    x = 43,557,968,581.70

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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.