Home / 830,716,598.17-1,146,741,888.59-517,605,511.28

Finding the Fourth Proportional to 830,716,598.17, 1,146,741,888.59 and 517,605,511.28

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Solution

The fourth proportional to 830,716,598.17, 1,146,741,888.59 and 517,605,511.28 is: 714,515,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,716,598.17 : 1,146,741,888.59 = 517,605,511.28 : x
  2. Step 2: Convert to fraction form
    830,716,598.17/1,146,741,888.59 = 517,605,511.28/x
  3. Step 3: Cross multiply
    830,716,598.17x = 1,146,741,888.59 × 517,605,511.28
  4. Step 4: Simplify right side
    830,716,598.17x = 593,559,921,551,113,728
  5. Step 5: Solve for x
    x = 593,559,921,551,113,728/830,716,598.17
  6. Step 6: Final answer
    x = 714,515,543.40

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Double scale
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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.