Home / 140,276,033,461.17-210,300,817,082.04-128,953,326,026.31

Finding the Fourth Proportional to 140,276,033,461.17, 210,300,817,082.04 and 128,953,326,026.31

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Solution

The fourth proportional to 140,276,033,461.17, 210,300,817,082.04 and 128,953,326,026.31 is: 193,325,895,804.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,276,033,461.17 : 210,300,817,082.04 = 128,953,326,026.31 : x
  2. Step 2: Convert to fraction form
    140,276,033,461.17/210,300,817,082.04 = 128,953,326,026.31/x
  3. Step 3: Cross multiply
    140,276,033,461.17x = 210,300,817,082.04 × 128,953,326,026.31
  4. Step 4: Simplify right side
    140,276,033,461.17x = 27,118,989,828,779,688,329,216
  5. Step 5: Solve for x
    x = 27,118,989,828,779,688,329,216/140,276,033,461.17
  6. Step 6: Final answer
    x = 193,325,895,804.48

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1.5x scale

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.