Home / 1,319,476,009,113.60-1,979,214,013,670.40-524,489,165,685.60

Finding the Fourth Proportional to 1,319,476,009,113.60, 1,979,214,013,670.40 and 524,489,165,685.60

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Solution

The fourth proportional to 1,319,476,009,113.60, 1,979,214,013,670.40 and 524,489,165,685.60 is: 786,733,748,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,476,009,113.60 : 1,979,214,013,670.40 = 524,489,165,685.60 : x
  2. Step 2: Convert to fraction form
    1,319,476,009,113.60/1,979,214,013,670.40 = 524,489,165,685.60/x
  3. Step 3: Cross multiply
    1,319,476,009,113.60x = 1,979,214,013,670.40 × 524,489,165,685.60
  4. Step 4: Simplify right side
    1,319,476,009,113.60x = 1,038,076,306,743,235,706,880,000
  5. Step 5: Solve for x
    x = 1,038,076,306,743,235,706,880,000/1,319,476,009,113.60
  6. Step 6: Final answer
    x = 786,733,748,528.40

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Double scale
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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.