Finding the Fourth Proportional to 1,576,341,235,746.90, 2,175,513,041,455.60 and 959,087,774,576.32
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Solution
The fourth proportional to 1,576,341,235,746.90, 2,175,513,041,455.60 and 959,087,774,576.32 is: 1,323,639,776,829.66
Step by Step Solution
- Step 1: Write the proportion equation
1,576,341,235,746.90 : 2,175,513,041,455.60 = 959,087,774,576.32 : x - Step 2: Convert to fraction form
1,576,341,235,746.90/2,175,513,041,455.60 = 959,087,774,576.32/x - Step 3: Cross multiply
1,576,341,235,746.90x = 2,175,513,041,455.60 × 959,087,774,576.32 - Step 4: Simplify right side
1,576,341,235,746.90x = 2,086,507,961,491,412,777,697,280 - Step 5: Solve for x
x = 2,086,507,961,491,412,777,697,280/1,576,341,235,746.90 - Step 6: Final answer
x = 1,323,639,776,829.66
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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.