Home / 691,908,113,535.87-1,037,483,822,401.40-549,402,554,056.88

Finding the Fourth Proportional to 691,908,113,535.87, 1,037,483,822,401.40 and 549,402,554,056.88

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Solution

The fourth proportional to 691,908,113,535.87, 1,037,483,822,401.40 and 549,402,554,056.88 is: 823,803,407,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,908,113,535.87 : 1,037,483,822,401.40 = 549,402,554,056.88 : x
  2. Step 2: Convert to fraction form
    691,908,113,535.87/1,037,483,822,401.40 = 549,402,554,056.88/x
  3. Step 3: Cross multiply
    691,908,113,535.87x = 1,037,483,822,401.40 × 549,402,554,056.88
  4. Step 4: Simplify right side
    691,908,113,535.87x = 569,996,261,820,023,659,560,960
  5. Step 5: Solve for x
    x = 569,996,261,820,023,659,560,960/691,908,113,535.87
  6. Step 6: Final answer
    x = 823,803,407,806.80

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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.