Home / 1,513,819,120.37-2,089,070,802.41-835,636,483.83

Finding the Fourth Proportional to 1,513,819,120.37, 2,089,070,802.41 and 835,636,483.83

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Solution

The fourth proportional to 1,513,819,120.37, 2,089,070,802.41 and 835,636,483.83 is: 1,153,178,577.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,819,120.37 : 2,089,070,802.41 = 835,636,483.83 : x
  2. Step 2: Convert to fraction form
    1,513,819,120.37/2,089,070,802.41 = 835,636,483.83/x
  3. Step 3: Cross multiply
    1,513,819,120.37x = 2,089,070,802.41 × 835,636,483.83
  4. Step 4: Simplify right side
    1,513,819,120.37x = 1,745,703,779,793,630,976
  5. Step 5: Solve for x
    x = 1,745,703,779,793,630,976/1,513,819,120.37
  6. Step 6: Final answer
    x = 1,153,178,577.49

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Double scale
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1.5x scale

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.