Home / 632,416,516,482.60-872,710,315,230.60-343,378,160,420.40

Finding the Fourth Proportional to 632,416,516,482.60, 872,710,315,230.60 and 343,378,160,420.40

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Solution

The fourth proportional to 632,416,516,482.60, 872,710,315,230.60 and 343,378,160,420.40 is: 473,848,571,018.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,416,516,482.60 : 872,710,315,230.60 = 343,378,160,420.40 : x
  2. Step 2: Convert to fraction form
    632,416,516,482.60/872,710,315,230.60 = 343,378,160,420.40/x
  3. Step 3: Cross multiply
    632,416,516,482.60x = 872,710,315,230.60 × 343,378,160,420.40
  4. Step 4: Simplify right side
    632,416,516,482.60x = 299,669,662,623,790,840,938,496
  5. Step 5: Solve for x
    x = 299,669,662,623,790,840,938,496/632,416,516,482.60
  6. Step 6: Final answer
    x = 473,848,571,018.52

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1.5x scale

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.