Home / 7,872,548,238-10,864,343,316.60-4,352,509,802.16

Finding the Fourth Proportional to 7,872,548,238, 10,864,343,316.60 and 4,352,509,802.16

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Solution

The fourth proportional to 7,872,548,238, 10,864,343,316.60 and 4,352,509,802.16 is: 6,006,588,889.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,872,548,238 : 10,864,343,316.60 = 4,352,509,802.16 : x
  2. Step 2: Convert to fraction form
    7,872,548,238/10,864,343,316.60 = 4,352,509,802.16/x
  3. Step 3: Cross multiply
    7,872,548,238x = 10,864,343,316.60 × 4,352,509,802.16
  4. Step 4: Simplify right side
    7,872,548,238x = 47,287,160,779,532,984,320
  5. Step 5: Solve for x
    x = 47,287,160,779,532,984,320/7,872,548,238
  6. Step 6: Final answer
    x = 6,006,588,889.64

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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.