Home / 64,938,135,726,100-89,617,846,998,630-40,282,037,191,308

Finding the Fourth Proportional to 64,938,135,726,100, 89,617,846,998,630 and 40,282,037,191,308

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Solution

The fourth proportional to 64,938,135,726,100, 89,617,846,998,630 and 40,282,037,191,308 is: 55,591,208,547,011.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,938,135,726,100 : 89,617,846,998,630 = 40,282,037,191,308 : x
  2. Step 2: Convert to fraction form
    64,938,135,726,100/89,617,846,998,630 = 40,282,037,191,308/x
  3. Step 3: Cross multiply
    64,938,135,726,100x = 89,617,846,998,630 × 40,282,037,191,308
  4. Step 4: Simplify right side
    64,938,135,726,100x = 3,609,989,445,803,763,642,558,054,400
  5. Step 5: Solve for x
    x = 3,609,989,445,803,763,642,558,054,400/64,938,135,726,100
  6. Step 6: Final answer
    x = 55,591,208,547,011.51

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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.