Home / 153,300,518.64-211,017,746.52-133,686,802.80

Finding the Fourth Proportional to 153,300,518.64, 211,017,746.52 and 133,686,802.80

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Solution

The fourth proportional to 153,300,518.64, 211,017,746.52 and 133,686,802.80 is: 184,019,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,300,518.64 : 211,017,746.52 = 133,686,802.80 : x
  2. Step 2: Convert to fraction form
    153,300,518.64/211,017,746.52 = 133,686,802.80/x
  3. Step 3: Cross multiply
    153,300,518.64x = 211,017,746.52 × 133,686,802.80
  4. Step 4: Simplify right side
    153,300,518.64x = 28,210,287,866,319,628
  5. Step 5: Solve for x
    x = 28,210,287,866,319,628/153,300,518.64
  6. Step 6: Final answer
    x = 184,019,520.07

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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.