Home / 716,193,509,466.90-988,433,710,805.80-407,619,897,738.06

Finding the Fourth Proportional to 716,193,509,466.90, 988,433,710,805.80 and 407,619,897,738.06

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Solution

The fourth proportional to 716,193,509,466.90, 988,433,710,805.80 and 407,619,897,738.06 is: 562,564,785,625.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,193,509,466.90 : 988,433,710,805.80 = 407,619,897,738.06 : x
  2. Step 2: Convert to fraction form
    716,193,509,466.90/988,433,710,805.80 = 407,619,897,738.06/x
  3. Step 3: Cross multiply
    716,193,509,466.90x = 988,433,710,805.80 × 407,619,897,738.06
  4. Step 4: Simplify right side
    716,193,509,466.90x = 402,905,248,119,511,356,276,736
  5. Step 5: Solve for x
    x = 402,905,248,119,511,356,276,736/716,193,509,466.90
  6. Step 6: Final answer
    x = 562,564,785,625.35

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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.